diff --git a/java/res/values-af/strings.xml b/java/res/values-af/strings.xml
index 6230cbe..187aa4b 100644
--- a/java/res/values-af/strings.xml
+++ b/java/res/values-af/strings.xml
@@ -83,8 +83,6 @@
     <string name="select_language" msgid="3693815588777926848">"Invoertale"</string>
     <string name="hint_add_to_dictionary" msgid="573678656946085380">"Raak weer om te stoor"</string>
     <string name="has_dictionary" msgid="6071847973466625007">"Woordeboek beskikbaar"</string>
-    <string name="prefs_enable_log" msgid="6620424505072963557">"Aktiveer gebruikerterugvoer"</string>
-    <string name="prefs_description_log" msgid="7525225584555429211">"Help om hierdie invoermetode-redigeerder te verbeter deur gebruikstatistiek en omvalverslae outomaties te stuur"</string>
     <string name="keyboard_layout" msgid="8451164783510487501">"Sleutelbordtema"</string>
     <string name="subtype_en_GB" msgid="88170601942311355">"Engels (VK)"</string>
     <string name="subtype_en_US" msgid="6160452336634534239">"Engels (VS)"</string>
@@ -117,7 +115,6 @@
     <string name="enable" msgid="5031294444630523247">"Aktiveer"</string>
     <string name="not_now" msgid="6172462888202790482">"Nie nou nie"</string>
     <string name="custom_input_style_already_exists" msgid="8008728952215449707">"Dieselfde invoerstyl bestaan ​​reeds: <xliff:g id="INPUT_STYLE_NAME">%s</xliff:g>"</string>
-    <string name="prefs_usability_study_mode" msgid="1261130555134595254">"Bruikbaarheidstudie-modus"</string>
     <string name="prefs_key_longpress_timeout_settings" msgid="6102240298932897873">"Vertraging van sleutellangdruk"</string>
     <string name="prefs_keypress_vibration_duration_settings" msgid="7918341459947439226">"Sleuteldruk se vibrasie-tydsduur"</string>
     <string name="prefs_keypress_sound_volume_settings" msgid="6027007337036891623">"Sleuteldruk se klankvolume"</string>
diff --git a/java/res/values-am/strings.xml b/java/res/values-am/strings.xml
index 138989e..651c642 100644
--- a/java/res/values-am/strings.xml
+++ b/java/res/values-am/strings.xml
@@ -83,8 +83,6 @@
     <string name="select_language" msgid="3693815588777926848">"ቋንቋዎች አግቤት"</string>
     <string name="hint_add_to_dictionary" msgid="573678656946085380">"ለማስቀመጥ እንደገና ንካ"</string>
     <string name="has_dictionary" msgid="6071847973466625007">"መዝገበ ቃላት አለ"</string>
-    <string name="prefs_enable_log" msgid="6620424505072963557">"የተጠቃሚ ግብረ ምላሽ አንቃ"</string>
-    <string name="prefs_description_log" msgid="7525225584555429211">"አጠቃቀም ስታስቲክስ እና የብልሽት ሪፖርቶችን በራስ-ሰር በመላክ ይህን ግቤት ስልት አርታዒ እንዲሻሻል ያግዙ።"</string>
     <string name="keyboard_layout" msgid="8451164783510487501">"የቁልፍ ሰሌዳ ገጽታ"</string>
     <string name="subtype_en_GB" msgid="88170601942311355">"እንግሊዘኛ (የታላቋ ብሪታንያ)"</string>
     <string name="subtype_en_US" msgid="6160452336634534239">"እንግሊዘኛ (ዩ.ኤስ)"</string>
@@ -117,7 +115,6 @@
     <string name="enable" msgid="5031294444630523247">"አንቃ"</string>
     <string name="not_now" msgid="6172462888202790482">"አሁን አልፈልግም"</string>
     <string name="custom_input_style_already_exists" msgid="8008728952215449707">"ተመሳሳዩ የግብዓት ቅጥ አስቀድሞ አለ፦ <xliff:g id="INPUT_STYLE_NAME">%s</xliff:g>"</string>
-    <string name="prefs_usability_study_mode" msgid="1261130555134595254">"የተገልጋይነት ጥናት ሁነታ"</string>
     <string name="prefs_key_longpress_timeout_settings" msgid="6102240298932897873">"የሰሌዳ ቁልፍ ጠቅታ በመጫን መዘግየት"</string>
     <string name="prefs_keypress_vibration_duration_settings" msgid="7918341459947439226">"የቁልፍ ጭነት ንዝረት ርዝመት"</string>
     <string name="prefs_keypress_sound_volume_settings" msgid="6027007337036891623">"የቁልፍ ጭነት ድምጽ መጠን"</string>
diff --git a/java/res/values-ar/strings.xml b/java/res/values-ar/strings.xml
index 7df155a..a907ba8 100644
--- a/java/res/values-ar/strings.xml
+++ b/java/res/values-ar/strings.xml
@@ -83,8 +83,6 @@
     <string name="select_language" msgid="3693815588777926848">"لغات الإدخال"</string>
     <string name="hint_add_to_dictionary" msgid="573678656946085380">"المس مرة أخرى للحفظ"</string>
     <string name="has_dictionary" msgid="6071847973466625007">"القاموس متاح"</string>
-    <string name="prefs_enable_log" msgid="6620424505072963557">"تمكين ملاحظات المستخدم"</string>
-    <string name="prefs_description_log" msgid="7525225584555429211">"المساعدة في تحسين محرر أسلوب الإدخال هذا من خلال إرسال إحصاءات الاستخدام وتقارير الأعطال تلقائيًا"</string>
     <string name="keyboard_layout" msgid="8451164783510487501">"مظهر لوحة المفاتيح"</string>
     <string name="subtype_en_GB" msgid="88170601942311355">"الإنجليزية (المملكة المتحدة)"</string>
     <string name="subtype_en_US" msgid="6160452336634534239">"الإنجليزية (الولايات المتحدة)"</string>
@@ -117,7 +115,6 @@
     <string name="enable" msgid="5031294444630523247">"تمكين"</string>
     <string name="not_now" msgid="6172462888202790482">"ليس الآن"</string>
     <string name="custom_input_style_already_exists" msgid="8008728952215449707">"نمط الإدخال ذاته موجود من قبل: <xliff:g id="INPUT_STYLE_NAME">%s</xliff:g>"</string>
-    <string name="prefs_usability_study_mode" msgid="1261130555134595254">"وضع سهولة الاستخدام"</string>
     <string name="prefs_key_longpress_timeout_settings" msgid="6102240298932897873">"تأخير الضغط الطويل للمفاتيح"</string>
     <string name="prefs_keypress_vibration_duration_settings" msgid="7918341459947439226">"مدة اهتزاز الضغط على المفاتيح"</string>
     <string name="prefs_keypress_sound_volume_settings" msgid="6027007337036891623">"مستوى صوت الضغط على المفاتيح"</string>
diff --git a/java/res/values-az-rAZ/strings.xml b/java/res/values-az-rAZ/strings.xml
index a929f8b..f1f3e22 100644
--- a/java/res/values-az-rAZ/strings.xml
+++ b/java/res/values-az-rAZ/strings.xml
@@ -83,8 +83,6 @@
     <string name="select_language" msgid="3693815588777926848">"Daxiletmə dilləri"</string>
     <string name="hint_add_to_dictionary" msgid="573678656946085380">"Yadda saxlamaq üçün yenidən toxunun"</string>
     <string name="has_dictionary" msgid="6071847973466625007">"Lüğət mövcuddur"</string>
-    <string name="prefs_enable_log" msgid="6620424505072963557">"İstifadəçi əks əlaqəsini aktiv et"</string>
-    <string name="prefs_description_log" msgid="7525225584555429211">"İstifadə statistikası və xəta haqqında hesabatları avtomatik göndərməklə daxiletmə metodu redaktəsini təkmilləşdirməyə kömək edin."</string>
     <string name="keyboard_layout" msgid="8451164783510487501">"Klaviatura teması"</string>
     <string name="subtype_en_GB" msgid="88170601942311355">"İngilis (BK)"</string>
     <string name="subtype_en_US" msgid="6160452336634534239">"İngilis (ABŞ)"</string>
@@ -117,7 +115,6 @@
     <string name="enable" msgid="5031294444630523247">"Aktiv et"</string>
     <string name="not_now" msgid="6172462888202790482">"İndi yox"</string>
     <string name="custom_input_style_already_exists" msgid="8008728952215449707">"Eyni daxiletmə üslubu artıq mövcuddur: <xliff:g id="INPUT_STYLE_NAME">%s</xliff:g>"</string>
-    <string name="prefs_usability_study_mode" msgid="1261130555134595254">"Rahat işləmə rejimi"</string>
     <string name="prefs_key_longpress_timeout_settings" msgid="6102240298932897873">"Klavişi uzun müddət basmada gecikmə"</string>
     <string name="prefs_keypress_vibration_duration_settings" msgid="7918341459947439226">"Vibrasiyalı klikləmə müddəti"</string>
     <string name="prefs_keypress_sound_volume_settings" msgid="6027007337036891623">"Səsli klikləmə səsi"</string>
diff --git a/java/res/values-bg/strings.xml b/java/res/values-bg/strings.xml
index 4c94962..c18b108 100644
--- a/java/res/values-bg/strings.xml
+++ b/java/res/values-bg/strings.xml
@@ -83,8 +83,6 @@
     <string name="select_language" msgid="3693815588777926848">"Езици за въвеждане"</string>
     <string name="hint_add_to_dictionary" msgid="573678656946085380">"Докоснете отново, за да запазите"</string>
     <string name="has_dictionary" msgid="6071847973466625007">"Има достъп до речник"</string>
-    <string name="prefs_enable_log" msgid="6620424505072963557">"Активиране на отзивите от потребителите"</string>
-    <string name="prefs_description_log" msgid="7525225584555429211">"Помогнете за подобряването на този редактор за въвеждане чрез автоматично изпращане на статистически данни за употребата и сигнали за сривове"</string>
     <string name="keyboard_layout" msgid="8451164783510487501">"Тема на клавиатурата"</string>
     <string name="subtype_en_GB" msgid="88170601942311355">"английски (Великобритания)"</string>
     <string name="subtype_en_US" msgid="6160452336634534239">"английски (САЩ)"</string>
@@ -117,7 +115,6 @@
     <string name="enable" msgid="5031294444630523247">"Активиране"</string>
     <string name="not_now" msgid="6172462888202790482">"Не сега"</string>
     <string name="custom_input_style_already_exists" msgid="8008728952215449707">"Същият стил на въвеждане вече съществува: <xliff:g id="INPUT_STYLE_NAME">%s</xliff:g>"</string>
-    <string name="prefs_usability_study_mode" msgid="1261130555134595254">"Режим за изучаване на използваемостта"</string>
     <string name="prefs_key_longpress_timeout_settings" msgid="6102240298932897873">"Забавяне при продълж. натискане"</string>
     <string name="prefs_keypress_vibration_duration_settings" msgid="7918341459947439226">"Продълж. на вибриране при натискане"</string>
     <string name="prefs_keypress_sound_volume_settings" msgid="6027007337036891623">"Сила на звука при натиск. на клавиш"</string>
diff --git a/java/res/values-ca/strings.xml b/java/res/values-ca/strings.xml
index d438bb1..bb5b054 100644
--- a/java/res/values-ca/strings.xml
+++ b/java/res/values-ca/strings.xml
@@ -83,8 +83,6 @@
     <string name="select_language" msgid="3693815588777926848">"Idiomes d\'introducció"</string>
     <string name="hint_add_to_dictionary" msgid="573678656946085380">"Torna a tocar per desar"</string>
     <string name="has_dictionary" msgid="6071847973466625007">"Diccionari disponible"</string>
-    <string name="prefs_enable_log" msgid="6620424505072963557">"Activa els comentaris de l\'usuari"</string>
-    <string name="prefs_description_log" msgid="7525225584555429211">"Ajuda a millorar aquest editor de mètode d\'introducció de text mitjançant l\'enviament d\'estadístiques d\'ús i d\'informes d\'error."</string>
     <string name="keyboard_layout" msgid="8451164783510487501">"Tema del teclat"</string>
     <string name="subtype_en_GB" msgid="88170601942311355">"Anglès (Regne Unit)"</string>
     <string name="subtype_en_US" msgid="6160452336634534239">"Anglès (EUA)"</string>
@@ -117,7 +115,6 @@
     <string name="enable" msgid="5031294444630523247">"Activa"</string>
     <string name="not_now" msgid="6172462888202790482">"Ara no"</string>
     <string name="custom_input_style_already_exists" msgid="8008728952215449707">"Ja existeix aquest estil d\'entrada: <xliff:g id="INPUT_STYLE_NAME">%s</xliff:g>"</string>
-    <string name="prefs_usability_study_mode" msgid="1261130555134595254">"Mode d\'estudi d\'usabilitat"</string>
     <string name="prefs_key_longpress_timeout_settings" msgid="6102240298932897873">"Retard en mantenir premut"</string>
     <string name="prefs_keypress_vibration_duration_settings" msgid="7918341459947439226">"Durada vibració en prémer"</string>
     <string name="prefs_keypress_sound_volume_settings" msgid="6027007337036891623">"Volum del so en prémer tecles"</string>
diff --git a/java/res/values-cs/strings.xml b/java/res/values-cs/strings.xml
index c90c450..b805d28 100644
--- a/java/res/values-cs/strings.xml
+++ b/java/res/values-cs/strings.xml
@@ -83,8 +83,6 @@
     <string name="select_language" msgid="3693815588777926848">"Vstupní jazyky"</string>
     <string name="hint_add_to_dictionary" msgid="573678656946085380">"Opětovným dotykem provedete uložení"</string>
     <string name="has_dictionary" msgid="6071847973466625007">"Slovník k dispozici"</string>
-    <string name="prefs_enable_log" msgid="6620424505072963557">"Aktivovat zasílání statistik užívání a zpráv o selhání"</string>
-    <string name="prefs_description_log" msgid="7525225584555429211">"Pomozte nám vylepšit tento editor pro zadávání dat automatickým zasíláním statistik využití a zpráv o selhání do Googlu."</string>
     <string name="keyboard_layout" msgid="8451164783510487501">"Motiv klávesnice"</string>
     <string name="subtype_en_GB" msgid="88170601942311355">"angličtina (Velká Británie)"</string>
     <string name="subtype_en_US" msgid="6160452336634534239">"angličtina (USA)"</string>
@@ -117,7 +115,6 @@
     <string name="enable" msgid="5031294444630523247">"Povolit"</string>
     <string name="not_now" msgid="6172462888202790482">"Teď ne"</string>
     <string name="custom_input_style_already_exists" msgid="8008728952215449707">"Tento styl zadávání již existuje: <xliff:g id="INPUT_STYLE_NAME">%s</xliff:g>"</string>
-    <string name="prefs_usability_study_mode" msgid="1261130555134595254">"Režim studie použitelnosti"</string>
     <string name="prefs_key_longpress_timeout_settings" msgid="6102240298932897873">"Prodleva dlouhého stisknutí"</string>
     <string name="prefs_keypress_vibration_duration_settings" msgid="7918341459947439226">"Délka vibrace u stisku klávesy"</string>
     <string name="prefs_keypress_sound_volume_settings" msgid="6027007337036891623">"Hlasitost stisknutí klávesy"</string>
diff --git a/java/res/values-da/strings.xml b/java/res/values-da/strings.xml
index e761157..36263c6 100644
--- a/java/res/values-da/strings.xml
+++ b/java/res/values-da/strings.xml
@@ -83,8 +83,6 @@
     <string name="select_language" msgid="3693815588777926848">"Inputsprog"</string>
     <string name="hint_add_to_dictionary" msgid="573678656946085380">"Tryk igen for at gemme"</string>
     <string name="has_dictionary" msgid="6071847973466625007">"Ordbog er tilgængelig"</string>
-    <string name="prefs_enable_log" msgid="6620424505072963557">"Aktivér brugerfeedback"</string>
-    <string name="prefs_description_log" msgid="7525225584555429211">"Vær med til at forbedre dette redigeringsværktøj til indtastningsmetode ved automatisk at sende anvendelsesstatistikker og rapporter om nedbrud til Google."</string>
     <string name="keyboard_layout" msgid="8451164783510487501">"Tastaturtema"</string>
     <string name="subtype_en_GB" msgid="88170601942311355">"Engelsk (Storbritannien)"</string>
     <string name="subtype_en_US" msgid="6160452336634534239">"Engelsk (USA)"</string>
@@ -117,7 +115,6 @@
     <string name="enable" msgid="5031294444630523247">"Aktivér"</string>
     <string name="not_now" msgid="6172462888202790482">"Ikke nu"</string>
     <string name="custom_input_style_already_exists" msgid="8008728952215449707">"Denne inputstil findes allerede: <xliff:g id="INPUT_STYLE_NAME">%s</xliff:g>"</string>
-    <string name="prefs_usability_study_mode" msgid="1261130555134595254">"Tilstand for brugsstudie"</string>
     <string name="prefs_key_longpress_timeout_settings" msgid="6102240298932897873">"Forsinket langt tastetryk"</string>
     <string name="prefs_keypress_vibration_duration_settings" msgid="7918341459947439226">"Vibrationstid ved tastetryk"</string>
     <string name="prefs_keypress_sound_volume_settings" msgid="6027007337036891623">"Lydstyrke ved tastetryk"</string>
diff --git a/java/res/values-de/strings.xml b/java/res/values-de/strings.xml
index b5b0fee..aaa4c50 100644
--- a/java/res/values-de/strings.xml
+++ b/java/res/values-de/strings.xml
@@ -83,8 +83,6 @@
     <string name="select_language" msgid="3693815588777926848">"Eingabesprachen"</string>
     <string name="hint_add_to_dictionary" msgid="573678656946085380">"Zum Speichern erneut berühren"</string>
     <string name="has_dictionary" msgid="6071847973466625007">"Wörterbuch verfügbar"</string>
-    <string name="prefs_enable_log" msgid="6620424505072963557">"Nutzer-Feedback aktivieren"</string>
-    <string name="prefs_description_log" msgid="7525225584555429211">"Tragen Sie zur Verbesserung dieses Eingabemethodeneditors bei, indem Sie automatisch Nutzungsstatistiken und Absturzberichte senden."</string>
     <string name="keyboard_layout" msgid="8451164783510487501">"Tastaturdesign"</string>
     <string name="subtype_en_GB" msgid="88170601942311355">"Englisch (UK)"</string>
     <string name="subtype_en_US" msgid="6160452336634534239">"Englisch (USA)"</string>
@@ -117,7 +115,6 @@
     <string name="enable" msgid="5031294444630523247">"Aktivieren"</string>
     <string name="not_now" msgid="6172462888202790482">"Später"</string>
     <string name="custom_input_style_already_exists" msgid="8008728952215449707">"Der gleiche Eingabestil ist bereits vorhanden: <xliff:g id="INPUT_STYLE_NAME">%s</xliff:g>"</string>
-    <string name="prefs_usability_study_mode" msgid="1261130555134595254">"Studie zur Benutzerfreundlichkeit"</string>
     <string name="prefs_key_longpress_timeout_settings" msgid="6102240298932897873">"Verzögerung für langes Drücken"</string>
     <string name="prefs_keypress_vibration_duration_settings" msgid="7918341459947439226">"Vibrationsdauer bei Tastendruck"</string>
     <string name="prefs_keypress_sound_volume_settings" msgid="6027007337036891623">"Tonlautstärke bei Tastendruck"</string>
diff --git a/java/res/values-el/strings.xml b/java/res/values-el/strings.xml
index 150c806..aa7d60c 100644
--- a/java/res/values-el/strings.xml
+++ b/java/res/values-el/strings.xml
@@ -83,8 +83,6 @@
     <string name="select_language" msgid="3693815588777926848">"Γλώσσες εισόδου"</string>
     <string name="hint_add_to_dictionary" msgid="573678656946085380">"Αγγίξτε ξανά για αποθήκευση"</string>
     <string name="has_dictionary" msgid="6071847973466625007">"Λεξικό διαθέσιμο"</string>
-    <string name="prefs_enable_log" msgid="6620424505072963557">"Ενεργοποίηση σχολίων χρηστών"</string>
-    <string name="prefs_description_log" msgid="7525225584555429211">"Βοηθήστε μας να βελτιώσουμε αυτό το πρόγραμμα επεξεργασίας μεθόδου εισόδου, στέλνοντας αυτόματα στατιστικά στοιχεία και αναφορές σφαλμάτων."</string>
     <string name="keyboard_layout" msgid="8451164783510487501">"Θέμα πληκτρολογίου"</string>
     <string name="subtype_en_GB" msgid="88170601942311355">"Αγγλικά (Η.Β.)"</string>
     <string name="subtype_en_US" msgid="6160452336634534239">"Αγγλικά (Η.Π.Α)"</string>
@@ -117,7 +115,6 @@
     <string name="enable" msgid="5031294444630523247">"Ενεργοποίηση"</string>
     <string name="not_now" msgid="6172462888202790482">"Όχι τώρα"</string>
     <string name="custom_input_style_already_exists" msgid="8008728952215449707">"Το ίδιο στυλ εισόδου υπάρχει ήδη: <xliff:g id="INPUT_STYLE_NAME">%s</xliff:g>"</string>
-    <string name="prefs_usability_study_mode" msgid="1261130555134595254">"Λειτουργία μελέτης χρηστικότητας"</string>
     <string name="prefs_key_longpress_timeout_settings" msgid="6102240298932897873">"Καθυστέρηση παρατεταμένου πατήματος πλήκτρου"</string>
     <string name="prefs_keypress_vibration_duration_settings" msgid="7918341459947439226">"Διάρκεια δόνησης πατήμ. πλήκτ."</string>
     <string name="prefs_keypress_sound_volume_settings" msgid="6027007337036891623">"Ένταση ήχου πατήματος πλήκτρου"</string>
diff --git a/java/res/values-en-rGB/strings.xml b/java/res/values-en-rGB/strings.xml
index 2be2a56..dbc3712 100644
--- a/java/res/values-en-rGB/strings.xml
+++ b/java/res/values-en-rGB/strings.xml
@@ -83,8 +83,6 @@
     <string name="select_language" msgid="3693815588777926848">"Input languages"</string>
     <string name="hint_add_to_dictionary" msgid="573678656946085380">"Touch again to save"</string>
     <string name="has_dictionary" msgid="6071847973466625007">"Dictionary available"</string>
-    <string name="prefs_enable_log" msgid="6620424505072963557">"Enable user feedback"</string>
-    <string name="prefs_description_log" msgid="7525225584555429211">"Help improve this input method editor by automatically sending usage statistics and crash reports"</string>
     <string name="keyboard_layout" msgid="8451164783510487501">"Keyboard theme"</string>
     <string name="subtype_en_GB" msgid="88170601942311355">"English (UK)"</string>
     <string name="subtype_en_US" msgid="6160452336634534239">"English (US)"</string>
@@ -117,7 +115,6 @@
     <string name="enable" msgid="5031294444630523247">"Enable"</string>
     <string name="not_now" msgid="6172462888202790482">"Not now"</string>
     <string name="custom_input_style_already_exists" msgid="8008728952215449707">"The same input style already exists: <xliff:g id="INPUT_STYLE_NAME">%s</xliff:g>"</string>
-    <string name="prefs_usability_study_mode" msgid="1261130555134595254">"Usability study mode"</string>
     <string name="prefs_key_longpress_timeout_settings" msgid="6102240298932897873">"Key long press delay"</string>
     <string name="prefs_keypress_vibration_duration_settings" msgid="7918341459947439226">"Keypress vibration duration"</string>
     <string name="prefs_keypress_sound_volume_settings" msgid="6027007337036891623">"Keypress sound volume"</string>
diff --git a/java/res/values-en-rIN/strings.xml b/java/res/values-en-rIN/strings.xml
index 2be2a56..dbc3712 100644
--- a/java/res/values-en-rIN/strings.xml
+++ b/java/res/values-en-rIN/strings.xml
@@ -83,8 +83,6 @@
     <string name="select_language" msgid="3693815588777926848">"Input languages"</string>
     <string name="hint_add_to_dictionary" msgid="573678656946085380">"Touch again to save"</string>
     <string name="has_dictionary" msgid="6071847973466625007">"Dictionary available"</string>
-    <string name="prefs_enable_log" msgid="6620424505072963557">"Enable user feedback"</string>
-    <string name="prefs_description_log" msgid="7525225584555429211">"Help improve this input method editor by automatically sending usage statistics and crash reports"</string>
     <string name="keyboard_layout" msgid="8451164783510487501">"Keyboard theme"</string>
     <string name="subtype_en_GB" msgid="88170601942311355">"English (UK)"</string>
     <string name="subtype_en_US" msgid="6160452336634534239">"English (US)"</string>
@@ -117,7 +115,6 @@
     <string name="enable" msgid="5031294444630523247">"Enable"</string>
     <string name="not_now" msgid="6172462888202790482">"Not now"</string>
     <string name="custom_input_style_already_exists" msgid="8008728952215449707">"The same input style already exists: <xliff:g id="INPUT_STYLE_NAME">%s</xliff:g>"</string>
-    <string name="prefs_usability_study_mode" msgid="1261130555134595254">"Usability study mode"</string>
     <string name="prefs_key_longpress_timeout_settings" msgid="6102240298932897873">"Key long press delay"</string>
     <string name="prefs_keypress_vibration_duration_settings" msgid="7918341459947439226">"Keypress vibration duration"</string>
     <string name="prefs_keypress_sound_volume_settings" msgid="6027007337036891623">"Keypress sound volume"</string>
diff --git a/java/res/values-es-rUS/strings.xml b/java/res/values-es-rUS/strings.xml
index cf88e19..db34dd2 100644
--- a/java/res/values-es-rUS/strings.xml
+++ b/java/res/values-es-rUS/strings.xml
@@ -83,8 +83,6 @@
     <string name="select_language" msgid="3693815588777926848">"Idiomas de entrada"</string>
     <string name="hint_add_to_dictionary" msgid="573678656946085380">"Vuelve a tocar para guardar."</string>
     <string name="has_dictionary" msgid="6071847973466625007">"Diccionario disponible"</string>
-    <string name="prefs_enable_log" msgid="6620424505072963557">"Activar los comentarios del usuario"</string>
-    <string name="prefs_description_log" msgid="7525225584555429211">"Envíanos automáticamente las estadísticas de uso y los informes sobre fallos para ayudarnos a mejorar este editor de método de entrada de texto."</string>
     <string name="keyboard_layout" msgid="8451164783510487501">"Tema del teclado"</string>
     <string name="subtype_en_GB" msgid="88170601942311355">"Inglés (Reino Unido)"</string>
     <string name="subtype_en_US" msgid="6160452336634534239">"Inglés (EE.UU.)"</string>
@@ -117,7 +115,6 @@
     <string name="enable" msgid="5031294444630523247">"Activar"</string>
     <string name="not_now" msgid="6172462888202790482">"Ahora no"</string>
     <string name="custom_input_style_already_exists" msgid="8008728952215449707">"Ya existe el estilo de entrada <xliff:g id="INPUT_STYLE_NAME">%s</xliff:g>."</string>
-    <string name="prefs_usability_study_mode" msgid="1261130555134595254">"Modo de estudio de usabilidad"</string>
     <string name="prefs_key_longpress_timeout_settings" msgid="6102240298932897873">"Demora de presión prolongada"</string>
     <string name="prefs_keypress_vibration_duration_settings" msgid="7918341459947439226">"Durac. vibrac. al presionar"</string>
     <string name="prefs_keypress_sound_volume_settings" msgid="6027007337036891623">"Vol. sonido al presionar tecla"</string>
diff --git a/java/res/values-es/strings.xml b/java/res/values-es/strings.xml
index 66a551d..87671f4 100644
--- a/java/res/values-es/strings.xml
+++ b/java/res/values-es/strings.xml
@@ -83,8 +83,6 @@
     <string name="select_language" msgid="3693815588777926848">"Idiomas de introducción"</string>
     <string name="hint_add_to_dictionary" msgid="573678656946085380">"Toca otra vez para guardar"</string>
     <string name="has_dictionary" msgid="6071847973466625007">"Hay un diccionario disponible"</string>
-    <string name="prefs_enable_log" msgid="6620424505072963557">"Habilitar comentarios de usuarios"</string>
-    <string name="prefs_description_log" msgid="7525225584555429211">"Ayuda a mejorar este editor de método de introducción de texto enviando estadísticas de uso e informes de error."</string>
     <string name="keyboard_layout" msgid="8451164783510487501">"Tema de teclado"</string>
     <string name="subtype_en_GB" msgid="88170601942311355">"inglés (Reino Unido)"</string>
     <string name="subtype_en_US" msgid="6160452336634534239">"inglés (EE.UU.)"</string>
@@ -117,7 +115,6 @@
     <string name="enable" msgid="5031294444630523247">"Habilitar"</string>
     <string name="not_now" msgid="6172462888202790482">"Ahora no"</string>
     <string name="custom_input_style_already_exists" msgid="8008728952215449707">"Ya existe el estilo de entrada <xliff:g id="INPUT_STYLE_NAME">%s</xliff:g>."</string>
-    <string name="prefs_usability_study_mode" msgid="1261130555134595254">"Modo estudio de usabilidad"</string>
     <string name="prefs_key_longpress_timeout_settings" msgid="6102240298932897873">"Retraso de pulsación prolongada"</string>
     <string name="prefs_keypress_vibration_duration_settings" msgid="7918341459947439226">"Duración vibración al pulsar"</string>
     <string name="prefs_keypress_sound_volume_settings" msgid="6027007337036891623">"Volumen sonido al pulsar tecla"</string>
diff --git a/java/res/values-et-rEE/strings.xml b/java/res/values-et-rEE/strings.xml
index 4c8042a..e9c3f84 100644
--- a/java/res/values-et-rEE/strings.xml
+++ b/java/res/values-et-rEE/strings.xml
@@ -83,8 +83,6 @@
     <string name="select_language" msgid="3693815588777926848">"Sisestuskeeled"</string>
     <string name="hint_add_to_dictionary" msgid="573678656946085380">"Salvestamiseks puudutage uuesti"</string>
     <string name="has_dictionary" msgid="6071847973466625007">"Sõnastik saadaval"</string>
-    <string name="prefs_enable_log" msgid="6620424505072963557">"Luba kasutaja tagasiside"</string>
-    <string name="prefs_description_log" msgid="7525225584555429211">"Aidake seda sisestusmeetodi redigeerijat parandada, saates automaatselt kasutusstatistikat ja krahhiaruandeid."</string>
     <string name="keyboard_layout" msgid="8451164783510487501">"Klaviatuuri teema"</string>
     <string name="subtype_en_GB" msgid="88170601942311355">"Inglise (UK)"</string>
     <string name="subtype_en_US" msgid="6160452336634534239">"Inglise (USA)"</string>
@@ -117,7 +115,6 @@
     <string name="enable" msgid="5031294444630523247">"Luba"</string>
     <string name="not_now" msgid="6172462888202790482">"Mitte kohe"</string>
     <string name="custom_input_style_already_exists" msgid="8008728952215449707">"Sama sisendstiil on juba olemas: <xliff:g id="INPUT_STYLE_NAME">%s</xliff:g>"</string>
-    <string name="prefs_usability_study_mode" msgid="1261130555134595254">"Kasutatavuse uurimisrežiim"</string>
     <string name="prefs_key_longpress_timeout_settings" msgid="6102240298932897873">"Pika klahvivajutuse viide"</string>
     <string name="prefs_keypress_vibration_duration_settings" msgid="7918341459947439226">"Klahvivajutuse vibreerimise kestus"</string>
     <string name="prefs_keypress_sound_volume_settings" msgid="6027007337036891623">"Klahvivajutuse helitugevus"</string>
diff --git a/java/res/values-fa/strings.xml b/java/res/values-fa/strings.xml
index b8cfe03..16a53b3 100644
--- a/java/res/values-fa/strings.xml
+++ b/java/res/values-fa/strings.xml
@@ -83,8 +83,6 @@
     <string name="select_language" msgid="3693815588777926848">"زبان‌های ورودی"</string>
     <string name="hint_add_to_dictionary" msgid="573678656946085380">"برای ذخیره دوباره لمس کنید"</string>
     <string name="has_dictionary" msgid="6071847973466625007">"دیکشنری موجود است"</string>
-    <string name="prefs_enable_log" msgid="6620424505072963557">"فعال کردن بازخورد کاربر"</string>
-    <string name="prefs_description_log" msgid="7525225584555429211">"با ارسال خودکار آمار استفاده و گزارش‌های خرابی، به بهبود این ویرایشگر روش ورودی کمک کنید"</string>
     <string name="keyboard_layout" msgid="8451164783510487501">"طرح زمینه صفحه‌کلید"</string>
     <string name="subtype_en_GB" msgid="88170601942311355">"انگلیسی (بریتانیا)"</string>
     <string name="subtype_en_US" msgid="6160452336634534239">"انگلیسی (امریکا)"</string>
@@ -117,7 +115,6 @@
     <string name="enable" msgid="5031294444630523247">"فعال کردن"</string>
     <string name="not_now" msgid="6172462888202790482">"الآن نه"</string>
     <string name="custom_input_style_already_exists" msgid="8008728952215449707">"سبک ورودی مشابهی در حال حاضر وجود دارد: <xliff:g id="INPUT_STYLE_NAME">%s</xliff:g>"</string>
-    <string name="prefs_usability_study_mode" msgid="1261130555134595254">"حالت بررسی قابلیت استفاده"</string>
     <string name="prefs_key_longpress_timeout_settings" msgid="6102240298932897873">"تأخیر فشار طولانی کلید"</string>
     <string name="prefs_keypress_vibration_duration_settings" msgid="7918341459947439226">"طول مدت لرزش در اثر فشردن کلید"</string>
     <string name="prefs_keypress_sound_volume_settings" msgid="6027007337036891623">"میزان صدای فشردن کلید"</string>
diff --git a/java/res/values-fi/strings.xml b/java/res/values-fi/strings.xml
index 75b949f..9ccc8c3 100644
--- a/java/res/values-fi/strings.xml
+++ b/java/res/values-fi/strings.xml
@@ -83,8 +83,6 @@
     <string name="select_language" msgid="3693815588777926848">"Syöttökielet"</string>
     <string name="hint_add_to_dictionary" msgid="573678656946085380">"Tallenna koskettamalla uudelleen"</string>
     <string name="has_dictionary" msgid="6071847973466625007">"Sanakirja saatavilla"</string>
-    <string name="prefs_enable_log" msgid="6620424505072963557">"Ota käyttäjäpalaute käyttöön"</string>
-    <string name="prefs_description_log" msgid="7525225584555429211">"Auta parantamaan tätä syöttötavan muokkausohjelmaa lähettämällä automaattisesti käyttötietoja ja kaatumisraportteja."</string>
     <string name="keyboard_layout" msgid="8451164783510487501">"Näppäimistöteema"</string>
     <string name="subtype_en_GB" msgid="88170601942311355">"englanti (Iso-Britannia)"</string>
     <string name="subtype_en_US" msgid="6160452336634534239">"englanti (Yhdysvallat)"</string>
@@ -117,7 +115,6 @@
     <string name="enable" msgid="5031294444630523247">"Ota käyttöön"</string>
     <string name="not_now" msgid="6172462888202790482">"Ei nyt"</string>
     <string name="custom_input_style_already_exists" msgid="8008728952215449707">"Syöttötyyli on jo olemassa: <xliff:g id="INPUT_STYLE_NAME">%s</xliff:g>"</string>
-    <string name="prefs_usability_study_mode" msgid="1261130555134595254">"Käytettävyystutkimustila"</string>
     <string name="prefs_key_longpress_timeout_settings" msgid="6102240298932897873">"Pitkän painalluksen viive"</string>
     <string name="prefs_keypress_vibration_duration_settings" msgid="7918341459947439226">"Painalluksen värinän kesto"</string>
     <string name="prefs_keypress_sound_volume_settings" msgid="6027007337036891623">"Näppäinpainalluksen äänenvoim."</string>
diff --git a/java/res/values-fr-rCA/strings.xml b/java/res/values-fr-rCA/strings.xml
index da44271..fa43047 100644
--- a/java/res/values-fr-rCA/strings.xml
+++ b/java/res/values-fr-rCA/strings.xml
@@ -83,8 +83,6 @@
     <string name="select_language" msgid="3693815588777926848">"Langues de saisie"</string>
     <string name="hint_add_to_dictionary" msgid="573678656946085380">"Appuyer de nouveau pour enregistrer"</string>
     <string name="has_dictionary" msgid="6071847973466625007">"Dictionnaire disponible"</string>
-    <string name="prefs_enable_log" msgid="6620424505072963557">"Autoriser les commentaires des utilisateurs"</string>
-    <string name="prefs_description_log" msgid="7525225584555429211">"Contribuer à l\'amélioration de cet éditeur du mode de saisie grâce à l\'envoi automatique de statistiques d\'utilisation et de rapports d\'erreur"</string>
     <string name="keyboard_layout" msgid="8451164783510487501">"Thème du clavier"</string>
     <string name="subtype_en_GB" msgid="88170601942311355">"Anglais (britannique)"</string>
     <string name="subtype_en_US" msgid="6160452336634534239">"Anglais (États-Unis)"</string>
@@ -117,7 +115,6 @@
     <string name="enable" msgid="5031294444630523247">"Activer"</string>
     <string name="not_now" msgid="6172462888202790482">"Pas maintenant"</string>
     <string name="custom_input_style_already_exists" msgid="8008728952215449707">"Le style de saisie suivant existe déjà : <xliff:g id="INPUT_STYLE_NAME">%s</xliff:g>."</string>
-    <string name="prefs_usability_study_mode" msgid="1261130555134595254">"Mode d\'étude de l\'utilisabilité"</string>
     <string name="prefs_key_longpress_timeout_settings" msgid="6102240298932897873">"Délai appui prolongé sur touche"</string>
     <string name="prefs_keypress_vibration_duration_settings" msgid="7918341459947439226">"Durée vibration press. touche"</string>
     <string name="prefs_keypress_sound_volume_settings" msgid="6027007337036891623">"Volume pression de touche"</string>
diff --git a/java/res/values-fr/strings.xml b/java/res/values-fr/strings.xml
index 55f4afd..0fa8e63 100644
--- a/java/res/values-fr/strings.xml
+++ b/java/res/values-fr/strings.xml
@@ -83,8 +83,6 @@
     <string name="select_language" msgid="3693815588777926848">"Langues de saisie"</string>
     <string name="hint_add_to_dictionary" msgid="573678656946085380">"Appuyer de nouveau pour enregistrer"</string>
     <string name="has_dictionary" msgid="6071847973466625007">"Dictionnaire disponible"</string>
-    <string name="prefs_enable_log" msgid="6620424505072963557">"Autoriser les commentaires des utilisateurs"</string>
-    <string name="prefs_description_log" msgid="7525225584555429211">"Contribuer à l\'amélioration de cet éditeur du mode de saisie grâce à l\'envoi automatique de statistiques d\'utilisation et de rapports d\'erreur"</string>
     <string name="keyboard_layout" msgid="8451164783510487501">"Thème du clavier"</string>
     <string name="subtype_en_GB" msgid="88170601942311355">"Anglais (Royaume-Uni)"</string>
     <string name="subtype_en_US" msgid="6160452336634534239">"Anglais (États-Unis)"</string>
@@ -117,7 +115,6 @@
     <string name="enable" msgid="5031294444630523247">"Activer"</string>
     <string name="not_now" msgid="6172462888202790482">"Pas maintenant"</string>
     <string name="custom_input_style_already_exists" msgid="8008728952215449707">"Le style de saisie suivant existe déjà : <xliff:g id="INPUT_STYLE_NAME">%s</xliff:g>."</string>
-    <string name="prefs_usability_study_mode" msgid="1261130555134595254">"Mode d\'étude de l\'utilisabilité"</string>
     <string name="prefs_key_longpress_timeout_settings" msgid="6102240298932897873">"Délai appui prolongé sur touche"</string>
     <string name="prefs_keypress_vibration_duration_settings" msgid="7918341459947439226">"Durée vibration press. touche"</string>
     <string name="prefs_keypress_sound_volume_settings" msgid="6027007337036891623">"Volume son pression de touche"</string>
diff --git a/java/res/values-hi/strings.xml b/java/res/values-hi/strings.xml
index 73d1c87..cb1ad60 100644
--- a/java/res/values-hi/strings.xml
+++ b/java/res/values-hi/strings.xml
@@ -83,8 +83,6 @@
     <string name="select_language" msgid="3693815588777926848">"इनपुट भाषाएं"</string>
     <string name="hint_add_to_dictionary" msgid="573678656946085380">"सहेजने के लिए पुन: स्‍पर्श करें"</string>
     <string name="has_dictionary" msgid="6071847973466625007">"शब्‍दकोश उपलब्‍ध है"</string>
-    <string name="prefs_enable_log" msgid="6620424505072963557">"उपयोगकर्ता फ़ीडबैक सक्षम करें"</string>
-    <string name="prefs_description_log" msgid="7525225584555429211">"उपयोग के आंकड़े और क्रैश रिपोर्ट अपने आप भेजकर इस इनपुट पद्धति संपादक को बेहतर बनाने में सहायता करें."</string>
     <string name="keyboard_layout" msgid="8451164783510487501">"कीबोर्ड थीम"</string>
     <string name="subtype_en_GB" msgid="88170601942311355">"अंग्रेज़ी (यूके)"</string>
     <string name="subtype_en_US" msgid="6160452336634534239">"अंग्रेज़ी (यूएस)"</string>
@@ -117,7 +115,6 @@
     <string name="enable" msgid="5031294444630523247">"सक्षम करें"</string>
     <string name="not_now" msgid="6172462888202790482">"अभी नहीं"</string>
     <string name="custom_input_style_already_exists" msgid="8008728952215449707">"ऐसी ही इनपुट शैली पहले से मौजूद है: <xliff:g id="INPUT_STYLE_NAME">%s</xliff:g>"</string>
-    <string name="prefs_usability_study_mode" msgid="1261130555134595254">"उपयोगिता अध्ययन मोड"</string>
     <string name="prefs_key_longpress_timeout_settings" msgid="6102240298932897873">"कुंजी को देर तक दबाने का विलंब"</string>
     <string name="prefs_keypress_vibration_duration_settings" msgid="7918341459947439226">"कुंजी-स्पर्श कंपन अवधि"</string>
     <string name="prefs_keypress_sound_volume_settings" msgid="6027007337036891623">"कुंजी-स्पर्श ध्वनि आवाज़"</string>
diff --git a/java/res/values-hr/strings.xml b/java/res/values-hr/strings.xml
index 656ba38..14e408f 100644
--- a/java/res/values-hr/strings.xml
+++ b/java/res/values-hr/strings.xml
@@ -83,8 +83,6 @@
     <string name="select_language" msgid="3693815588777926848">"Jezici unosa"</string>
     <string name="hint_add_to_dictionary" msgid="573678656946085380">"Dodirnite ponovo za spremanje"</string>
     <string name="has_dictionary" msgid="6071847973466625007">"Rječnik je dostupan"</string>
-    <string name="prefs_enable_log" msgid="6620424505072963557">"Omogući korisničke povratne informacije"</string>
-    <string name="prefs_description_log" msgid="7525225584555429211">"Pomozite u poboljšanju ovog uređivača načina unosa automatskim slanjem statistike upotrebe i izvješća o padu programa"</string>
     <string name="keyboard_layout" msgid="8451164783510487501">"Tema tipkovnice"</string>
     <string name="subtype_en_GB" msgid="88170601942311355">"Engleski (UK)"</string>
     <string name="subtype_en_US" msgid="6160452336634534239">"Engleski (SAD)"</string>
@@ -117,7 +115,6 @@
     <string name="enable" msgid="5031294444630523247">"Omogući"</string>
     <string name="not_now" msgid="6172462888202790482">"Ne sada"</string>
     <string name="custom_input_style_already_exists" msgid="8008728952215449707">"Već postoji isti stil unosa: <xliff:g id="INPUT_STYLE_NAME">%s</xliff:g>"</string>
-    <string name="prefs_usability_study_mode" msgid="1261130555134595254">"Način studije upotrebljivosti"</string>
     <string name="prefs_key_longpress_timeout_settings" msgid="6102240298932897873">"Odgoda dugog pritiska tipke"</string>
     <string name="prefs_keypress_vibration_duration_settings" msgid="7918341459947439226">"Trajanje vibracije pritiska"</string>
     <string name="prefs_keypress_sound_volume_settings" msgid="6027007337036891623">"Glasnoća pritiska tipke"</string>
diff --git a/java/res/values-hu/strings.xml b/java/res/values-hu/strings.xml
index 575f116..4c751b7 100644
--- a/java/res/values-hu/strings.xml
+++ b/java/res/values-hu/strings.xml
@@ -83,8 +83,6 @@
     <string name="select_language" msgid="3693815588777926848">"Beviteli nyelvek"</string>
     <string name="hint_add_to_dictionary" msgid="573678656946085380">"Érintse meg újból a mentéshez"</string>
     <string name="has_dictionary" msgid="6071847973466625007">"Van elérhető szótár"</string>
-    <string name="prefs_enable_log" msgid="6620424505072963557">"Felhasználói visszajelzés engedélyezése"</string>
-    <string name="prefs_description_log" msgid="7525225584555429211">"Segíthet a beviteli módszer szerkesztőjének javításában, ha engedélyezi a használati statisztikák és a hibajelentések automatikus elküldését."</string>
     <string name="keyboard_layout" msgid="8451164783510487501">"Billentyűzettéma"</string>
     <string name="subtype_en_GB" msgid="88170601942311355">"angol (brit)"</string>
     <string name="subtype_en_US" msgid="6160452336634534239">"angol (amerikai)"</string>
@@ -117,7 +115,6 @@
     <string name="enable" msgid="5031294444630523247">"Engedélyezés"</string>
     <string name="not_now" msgid="6172462888202790482">"Most nem"</string>
     <string name="custom_input_style_already_exists" msgid="8008728952215449707">"Ugyanez a bemenetstílus már létezik: <xliff:g id="INPUT_STYLE_NAME">%s</xliff:g>"</string>
-    <string name="prefs_usability_study_mode" msgid="1261130555134595254">"Használhatósági teszt"</string>
     <string name="prefs_key_longpress_timeout_settings" msgid="6102240298932897873">"Hosszú nyomás késleltetése"</string>
     <string name="prefs_keypress_vibration_duration_settings" msgid="7918341459947439226">"Gombnyomás rezgési időtartama"</string>
     <string name="prefs_keypress_sound_volume_settings" msgid="6027007337036891623">"Gombnyomás hangereje"</string>
diff --git a/java/res/values-hy-rAM/strings.xml b/java/res/values-hy-rAM/strings.xml
index d55af47..a43e679 100644
--- a/java/res/values-hy-rAM/strings.xml
+++ b/java/res/values-hy-rAM/strings.xml
@@ -83,8 +83,6 @@
     <string name="select_language" msgid="3693815588777926848">"Մուտքագրման լեզուներ"</string>
     <string name="hint_add_to_dictionary" msgid="573678656946085380">"Պահպանելու համար կրկին հպեք"</string>
     <string name="has_dictionary" msgid="6071847973466625007">"Բառարանն առկա է"</string>
-    <string name="prefs_enable_log" msgid="6620424505072963557">"Միացնել օգտվողի արձագանքը"</string>
-    <string name="prefs_description_log" msgid="7525225584555429211">"Օգնել բարելավել այս մուտքագրման եղանակի խմբագրիչը՝ ինքնուրույն ուղարկելով Google-ին օգտագործման վիճակագրությունն ու վթարների հաշվետվությունները:"</string>
     <string name="keyboard_layout" msgid="8451164783510487501">"Ստեղնաշարի թեման"</string>
     <string name="subtype_en_GB" msgid="88170601942311355">"Անգլերեն (ՄԹ)"</string>
     <string name="subtype_en_US" msgid="6160452336634534239">"Անգլերեն (ԱՄՆ)"</string>
@@ -117,7 +115,6 @@
     <string name="enable" msgid="5031294444630523247">"Միացնել"</string>
     <string name="not_now" msgid="6172462888202790482">"Ոչ հիմա"</string>
     <string name="custom_input_style_already_exists" msgid="8008728952215449707">"Մուտքագրման այսպիսի ոճ արդեն գոյություն ունի՝ <xliff:g id="INPUT_STYLE_NAME">%s</xliff:g>"</string>
-    <string name="prefs_usability_study_mode" msgid="1261130555134595254">"Հարմարավետության ուսումնասիրության ռեժիմ"</string>
     <string name="prefs_key_longpress_timeout_settings" msgid="6102240298932897873">"Ստեղնի երկար սեղմման ուշացում"</string>
     <string name="prefs_keypress_vibration_duration_settings" msgid="7918341459947439226">"Սեղմման թրթռոցի տևողություն"</string>
     <string name="prefs_keypress_sound_volume_settings" msgid="6027007337036891623">"Սեղմման ձայնի բարձրությունը"</string>
diff --git a/java/res/values-in/strings.xml b/java/res/values-in/strings.xml
index b2c12dd..a625da0 100644
--- a/java/res/values-in/strings.xml
+++ b/java/res/values-in/strings.xml
@@ -83,8 +83,6 @@
     <string name="select_language" msgid="3693815588777926848">"Bahasa masukan"</string>
     <string name="hint_add_to_dictionary" msgid="573678656946085380">"Sentuh lagi untuk menyimpan"</string>
     <string name="has_dictionary" msgid="6071847973466625007">"Kamus yang tersedia"</string>
-    <string name="prefs_enable_log" msgid="6620424505072963557">"Aktifkan masukan pengguna"</string>
-    <string name="prefs_description_log" msgid="7525225584555429211">"Bantu tingkatkan editor metode masukan dengan mengirim statistik penggunaan dan laporan kerusakan secara otomatis"</string>
     <string name="keyboard_layout" msgid="8451164783510487501">"Tema keyboard"</string>
     <string name="subtype_en_GB" msgid="88170601942311355">"Inggris (Inggris)"</string>
     <string name="subtype_en_US" msgid="6160452336634534239">"Inggris (AS)"</string>
@@ -117,7 +115,6 @@
     <string name="enable" msgid="5031294444630523247">"Aktifkan"</string>
     <string name="not_now" msgid="6172462888202790482">"Nanti saja"</string>
     <string name="custom_input_style_already_exists" msgid="8008728952215449707">"Sudah ada gaya masukan yang sama: <xliff:g id="INPUT_STYLE_NAME">%s</xliff:g>"</string>
-    <string name="prefs_usability_study_mode" msgid="1261130555134595254">"Mode studi daya guna"</string>
     <string name="prefs_key_longpress_timeout_settings" msgid="6102240298932897873">"Penundaan tekan lama tombol"</string>
     <string name="prefs_keypress_vibration_duration_settings" msgid="7918341459947439226">"Durasi getar saat tekan tombol"</string>
     <string name="prefs_keypress_sound_volume_settings" msgid="6027007337036891623">"Volume suara saat tekan tombol"</string>
diff --git a/java/res/values-is/strings.xml b/java/res/values-is/strings.xml
index e3efe1f..ab2f262 100644
--- a/java/res/values-is/strings.xml
+++ b/java/res/values-is/strings.xml
@@ -139,9 +139,7 @@
     <skip />
     <!-- no translation found for has_dictionary (6071847973466625007) -->
     <skip />
-    <!-- no translation found for prefs_enable_log (6620424505072963557) -->
     <skip />
-    <!-- no translation found for prefs_description_log (7525225584555429211) -->
     <skip />
     <!-- no translation found for keyboard_layout (8451164783510487501) -->
     <skip />
@@ -197,7 +195,6 @@
     <skip />
     <!-- no translation found for custom_input_style_already_exists (8008728952215449707) -->
     <skip />
-    <!-- no translation found for prefs_usability_study_mode (1261130555134595254) -->
     <skip />
     <!-- no translation found for prefs_key_longpress_timeout_settings (6102240298932897873) -->
     <skip />
diff --git a/java/res/values-it/strings.xml b/java/res/values-it/strings.xml
index eee5729..fc9834e 100644
--- a/java/res/values-it/strings.xml
+++ b/java/res/values-it/strings.xml
@@ -83,8 +83,6 @@
     <string name="select_language" msgid="3693815588777926848">"Lingue comandi"</string>
     <string name="hint_add_to_dictionary" msgid="573678656946085380">"Tocca di nuovo per salvare"</string>
     <string name="has_dictionary" msgid="6071847973466625007">"Dizionario disponibile"</string>
-    <string name="prefs_enable_log" msgid="6620424505072963557">"Attiva commenti degli utenti"</string>
-    <string name="prefs_description_log" msgid="7525225584555429211">"Contribuisci a migliorare l\'editor del metodo di immissione inviando automaticamente statistiche sull\'utilizzo e rapporti sugli arresti anomali"</string>
     <string name="keyboard_layout" msgid="8451164783510487501">"Tema della tastiera"</string>
     <string name="subtype_en_GB" msgid="88170601942311355">"Inglese (UK)"</string>
     <string name="subtype_en_US" msgid="6160452336634534239">"Inglese (USA)"</string>
@@ -117,7 +115,6 @@
     <string name="enable" msgid="5031294444630523247">"Attiva"</string>
     <string name="not_now" msgid="6172462888202790482">"Non ora"</string>
     <string name="custom_input_style_already_exists" msgid="8008728952215449707">"Esiste già uno stile di inuput uguale: <xliff:g id="INPUT_STYLE_NAME">%s</xliff:g>"</string>
-    <string name="prefs_usability_study_mode" msgid="1261130555134595254">"Modalità Studio sull\'usabilità"</string>
     <string name="prefs_key_longpress_timeout_settings" msgid="6102240298932897873">"Ritardo pressione lunga tasti"</string>
     <string name="prefs_keypress_vibration_duration_settings" msgid="7918341459947439226">"Durata vibraz. pressione tasto"</string>
     <string name="prefs_keypress_sound_volume_settings" msgid="6027007337036891623">"Volume audio a pressione tasto"</string>
diff --git a/java/res/values-iw/strings.xml b/java/res/values-iw/strings.xml
index 089aa08..7ab1637 100644
--- a/java/res/values-iw/strings.xml
+++ b/java/res/values-iw/strings.xml
@@ -83,8 +83,6 @@
     <string name="select_language" msgid="3693815588777926848">"שפות קלט"</string>
     <string name="hint_add_to_dictionary" msgid="573678656946085380">"גע שוב כדי לשמור"</string>
     <string name="has_dictionary" msgid="6071847973466625007">"מילון זמין"</string>
-    <string name="prefs_enable_log" msgid="6620424505072963557">"הפעל משוב ממשתמשים"</string>
-    <string name="prefs_description_log" msgid="7525225584555429211">"עזור לשפר את עורך שיטת הקלט על ידי שליחה אוטומטית של סטטיסטיקת שימוש ודוחות קריסה."</string>
     <string name="keyboard_layout" msgid="8451164783510487501">"עיצוב מקלדת"</string>
     <string name="subtype_en_GB" msgid="88170601942311355">"אנגלית (בריטניה)"</string>
     <string name="subtype_en_US" msgid="6160452336634534239">"אנגלית (ארה\"ב)"</string>
@@ -117,7 +115,6 @@
     <string name="enable" msgid="5031294444630523247">"הפעל"</string>
     <string name="not_now" msgid="6172462888202790482">"לא עכשיו"</string>
     <string name="custom_input_style_already_exists" msgid="8008728952215449707">"סגנון קלט זהה כבר קיים: <xliff:g id="INPUT_STYLE_NAME">%s</xliff:g>"</string>
-    <string name="prefs_usability_study_mode" msgid="1261130555134595254">"מצב לחקירת שימושיות"</string>
     <string name="prefs_key_longpress_timeout_settings" msgid="6102240298932897873">"השהיית לחיצה ארוכה על מקש"</string>
     <string name="prefs_keypress_vibration_duration_settings" msgid="7918341459947439226">"משך רטט של לחיצת מקש"</string>
     <string name="prefs_keypress_sound_volume_settings" msgid="6027007337036891623">"עוצמת קול של לחיצת מקש"</string>
diff --git a/java/res/values-ja/strings.xml b/java/res/values-ja/strings.xml
index dc5c889..3845bd7 100644
--- a/java/res/values-ja/strings.xml
+++ b/java/res/values-ja/strings.xml
@@ -83,8 +83,6 @@
     <string name="select_language" msgid="3693815588777926848">"入力言語"</string>
     <string name="hint_add_to_dictionary" msgid="573678656946085380">"保存するにはもう一度タップ"</string>
     <string name="has_dictionary" msgid="6071847973466625007">"辞書を利用できます"</string>
-    <string name="prefs_enable_log" msgid="6620424505072963557">"ユーザーフィードバックを有効にする"</string>
-    <string name="prefs_description_log" msgid="7525225584555429211">"IMEの機能向上のため、使用統計状況やクラッシュレポートをGoogleに自動送信します。"</string>
     <string name="keyboard_layout" msgid="8451164783510487501">"キーボードのテーマ"</string>
     <string name="subtype_en_GB" msgid="88170601942311355">"英語 (英国)"</string>
     <string name="subtype_en_US" msgid="6160452336634534239">"英語 (米国)"</string>
@@ -117,7 +115,6 @@
     <string name="enable" msgid="5031294444630523247">"有効にする"</string>
     <string name="not_now" msgid="6172462888202790482">"後で行う"</string>
     <string name="custom_input_style_already_exists" msgid="8008728952215449707">"同じ入力スタイルが既に存在します: <xliff:g id="INPUT_STYLE_NAME">%s</xliff:g>"</string>
-    <string name="prefs_usability_study_mode" msgid="1261130555134595254">"使いやすさの研究モード"</string>
     <string name="prefs_key_longpress_timeout_settings" msgid="6102240298932897873">"キーの長押し時間"</string>
     <string name="prefs_keypress_vibration_duration_settings" msgid="7918341459947439226">"キー操作バイブの振動時間"</string>
     <string name="prefs_keypress_sound_volume_settings" msgid="6027007337036891623">"キー操作音の音量"</string>
diff --git a/java/res/values-ka-rGE/strings.xml b/java/res/values-ka-rGE/strings.xml
index 74da2d0..4677b18 100644
--- a/java/res/values-ka-rGE/strings.xml
+++ b/java/res/values-ka-rGE/strings.xml
@@ -83,8 +83,6 @@
     <string name="select_language" msgid="3693815588777926848">"შეყვანის ენები"</string>
     <string name="hint_add_to_dictionary" msgid="573678656946085380">"შეეხეთ ისევ შესანახად"</string>
     <string name="has_dictionary" msgid="6071847973466625007">"ხელმისაწვდომია ლექსიკონი"</string>
-    <string name="prefs_enable_log" msgid="6620424505072963557">"მომხმარებლის უკუკავშირის ჩართვა"</string>
-    <string name="prefs_description_log" msgid="7525225584555429211">"შეიტანეთ წვლილი შეყვანის ამ მეთოდის გაუმჯობესებაში — გააგზავნეთ მოხმარების სტატისტიკა და ავარიული გათიშვების ანგარიშები"</string>
     <string name="keyboard_layout" msgid="8451164783510487501">"კლავიატურის თემა"</string>
     <string name="subtype_en_GB" msgid="88170601942311355">"ინგლისური (გართ. სამ.)"</string>
     <string name="subtype_en_US" msgid="6160452336634534239">"ინგლისური (აშშ)"</string>
@@ -117,7 +115,6 @@
     <string name="enable" msgid="5031294444630523247">"ჩართვა"</string>
     <string name="not_now" msgid="6172462888202790482">"ახლა არა"</string>
     <string name="custom_input_style_already_exists" msgid="8008728952215449707">"შეყვანის იგივე სტილი უკვე არსებობს: <xliff:g id="INPUT_STYLE_NAME">%s</xliff:g>"</string>
-    <string name="prefs_usability_study_mode" msgid="1261130555134595254">"გამოყენებადობის კვლევის რეჟიმი"</string>
     <string name="prefs_key_longpress_timeout_settings" msgid="6102240298932897873">"კლავიშზე გრძელი დაჭერის დაყოვნება"</string>
     <string name="prefs_keypress_vibration_duration_settings" msgid="7918341459947439226">"კლავიშზე დაჭერის ვიბრაციის ხანგრძლივობა"</string>
     <string name="prefs_keypress_sound_volume_settings" msgid="6027007337036891623">"კლავიშზე დაჭერის ხმა"</string>
diff --git a/java/res/values-kk/strings.xml b/java/res/values-kk/strings.xml
index 9ce3c52..2978051 100644
--- a/java/res/values-kk/strings.xml
+++ b/java/res/values-kk/strings.xml
@@ -81,8 +81,6 @@
     <string name="select_language" msgid="3693815588777926848">"Енгізу тілдері"</string>
     <string name="hint_add_to_dictionary" msgid="573678656946085380">"Сақтау үшін қайта түртіңіз"</string>
     <string name="has_dictionary" msgid="6071847973466625007">"Сөздік қолжетімді"</string>
-    <string name="prefs_enable_log" msgid="6620424505072963557">"Пайдаланушының кері байланысын қосу"</string>
-    <string name="prefs_description_log" msgid="7525225584555429211">"Қолданыс статистикасын және бұзылыс есептерін автоматты түрде жіберу арқылы осы енгізу әдісінің редакторын арттыруға көмектесу"</string>
     <string name="keyboard_layout" msgid="8451164783510487501">"Пернетақта тақырыбы"</string>
     <string name="subtype_en_GB" msgid="88170601942311355">"ағылшын (ҰБ)"</string>
     <string name="subtype_en_US" msgid="6160452336634534239">"ағылшын (АҚШ)"</string>
@@ -112,7 +110,6 @@
     <string name="enable" msgid="5031294444630523247">"Қосу"</string>
     <string name="not_now" msgid="6172462888202790482">"Қазір емес"</string>
     <string name="custom_input_style_already_exists" msgid="8008728952215449707">"Бірдей енгізу стилі бұрыннан бар: <xliff:g id="INPUT_STYLE_NAME">%s</xliff:g>"</string>
-    <string name="prefs_usability_study_mode" msgid="1261130555134595254">"Қолайлылықты зерттеу режимі"</string>
     <string name="prefs_key_longpress_timeout_settings" msgid="6102240298932897873">"Пернені ұзақ басу кідірісі"</string>
     <string name="prefs_keypress_vibration_duration_settings" msgid="7918341459947439226">"Пернені басқан кездегі діріл ұзақтығы"</string>
     <string name="prefs_keypress_sound_volume_settings" msgid="6027007337036891623">"Пернені басқан кездегі дыбыс деңгейі"</string>
diff --git a/java/res/values-km-rKH/strings.xml b/java/res/values-km-rKH/strings.xml
index 671137c..337d086 100644
--- a/java/res/values-km-rKH/strings.xml
+++ b/java/res/values-km-rKH/strings.xml
@@ -83,8 +83,6 @@
     <string name="select_language" msgid="3693815588777926848">"​​បញ្ចូល​ភាសា"</string>
     <string name="hint_add_to_dictionary" msgid="573678656946085380">"ប៉ះ​ម្ដង​ទៀត​ ដើម្បី​រក្សា​ទុក"</string>
     <string name="has_dictionary" msgid="6071847973466625007">"មាន​វចនានុក្រម"</string>
-    <string name="prefs_enable_log" msgid="6620424505072963557">"បើក​មតិត្រឡប់"</string>
-    <string name="prefs_description_log" msgid="7525225584555429211">"ជំនួយ​​​ធ្វើ​ឲ្យ​​ប្រសើរ​ឡើង​​នៃ​កម្មវិធី​កែ​​វិធី​សាស្ត្រ​​បញ្ចូល​ដោយ​ស្វ័យ​ប្រវត្តិ​ ដោយ​ផ្ញើ​ស្ថិតិ​​ប្រើ​ប្រាស់​ ​និង​របាយការណ៍​គាំង"</string>
     <string name="keyboard_layout" msgid="8451164783510487501">"រូបរាង​ក្ដារចុច"</string>
     <string name="subtype_en_GB" msgid="88170601942311355">"អង់គ្លេស (​អង់គ្លេស)"</string>
     <string name="subtype_en_US" msgid="6160452336634534239">"អង់គ្លេស (សហរដ្ឋ​អាមេរិក)"</string>
@@ -117,7 +115,6 @@
     <string name="enable" msgid="5031294444630523247">"បើក"</string>
     <string name="not_now" msgid="6172462888202790482">"មិនមែន​ឥឡូវ"</string>
     <string name="custom_input_style_already_exists" msgid="8008728952215449707">"មាន​រចនាប័ទ្ម​បញ្ចូល​ដូច​គ្នា​ដូច​ហើយ៖ <xliff:g id="INPUT_STYLE_NAME">%s</xliff:g>"</string>
-    <string name="prefs_usability_study_mode" msgid="1261130555134595254">"របៀប​ការ​សិក្សា​ដែល​អាច​ប្រើ​បាន"</string>
     <string name="prefs_key_longpress_timeout_settings" msgid="6102240298932897873">"ពន្យារពេល​​​ចុច​គ្រាប់​ចុច​ឲ្យ​​យូរ"</string>
     <string name="prefs_keypress_vibration_duration_settings" msgid="7918341459947439226">"ថិរវេលា​​ញ័រ​​ពេល​ចុច​គ្រាប់ចុច"</string>
     <string name="prefs_keypress_sound_volume_settings" msgid="6027007337036891623">"កម្រិត​សំឡេង​ពេល​ចុច​គ្រាប់​ចុច"</string>
diff --git a/java/res/values-ko/strings.xml b/java/res/values-ko/strings.xml
index d6a6653..98427b3 100644
--- a/java/res/values-ko/strings.xml
+++ b/java/res/values-ko/strings.xml
@@ -83,8 +83,6 @@
     <string name="select_language" msgid="3693815588777926848">"입력 언어"</string>
     <string name="hint_add_to_dictionary" msgid="573678656946085380">"저장하려면 다시 터치"</string>
     <string name="has_dictionary" msgid="6071847973466625007">"사전 사용 가능"</string>
-    <string name="prefs_enable_log" msgid="6620424505072963557">"사용자 의견 사용"</string>
-    <string name="prefs_description_log" msgid="7525225584555429211">"사용 통계 및 오류 보고서를 자동으로 전송하여 입력 방법 편집기의 개선에 도움을 줍니다."</string>
     <string name="keyboard_layout" msgid="8451164783510487501">"키보드 테마"</string>
     <string name="subtype_en_GB" msgid="88170601942311355">"영어(영국)"</string>
     <string name="subtype_en_US" msgid="6160452336634534239">"영어(미국)"</string>
@@ -117,7 +115,6 @@
     <string name="enable" msgid="5031294444630523247">"사용"</string>
     <string name="not_now" msgid="6172462888202790482">"나중에"</string>
     <string name="custom_input_style_already_exists" msgid="8008728952215449707">"같은 입력 스타일이 다음과 같이 이미 존재합니다. <xliff:g id="INPUT_STYLE_NAME">%s</xliff:g>"</string>
-    <string name="prefs_usability_study_mode" msgid="1261130555134595254">"가용성 연구 모드"</string>
     <string name="prefs_key_longpress_timeout_settings" msgid="6102240298932897873">"키 길게 누르기 지연"</string>
     <string name="prefs_keypress_vibration_duration_settings" msgid="7918341459947439226">"키를 누를 때 진동 시간"</string>
     <string name="prefs_keypress_sound_volume_settings" msgid="6027007337036891623">"키를 누를 때 소리 볼륨"</string>
diff --git a/java/res/values-ky/strings.xml b/java/res/values-ky/strings.xml
index 3758c2d..8165a3c 100644
--- a/java/res/values-ky/strings.xml
+++ b/java/res/values-ky/strings.xml
@@ -126,9 +126,7 @@
     <skip />
     <!-- no translation found for has_dictionary (6071847973466625007) -->
     <skip />
-    <!-- no translation found for prefs_enable_log (6620424505072963557) -->
     <skip />
-    <!-- no translation found for prefs_description_log (5827825607258246003) -->
     <skip />
     <!-- no translation found for keyboard_layout (8451164783510487501) -->
     <skip />
@@ -138,7 +136,6 @@
     <skip />
     <!-- no translation found for subtype_no_language_qwerty (2956121451616633133) -->
     <skip />
-    <!-- no translation found for prefs_usability_study_mode (1261130555134595254) -->
     <skip />
     <!-- no translation found for prefs_keypress_vibration_duration_settings (1829950405285211668) -->
     <skip />
diff --git a/java/res/values-lo-rLA/strings.xml b/java/res/values-lo-rLA/strings.xml
index 8e996cd..9d012b6 100644
--- a/java/res/values-lo-rLA/strings.xml
+++ b/java/res/values-lo-rLA/strings.xml
@@ -83,8 +83,6 @@
     <string name="select_language" msgid="3693815588777926848">"ພາສາການປ້ອນຂໍ້ມູນ"</string>
     <string name="hint_add_to_dictionary" msgid="573678656946085380">"ກົດອີກຄັ້ງເພື່ອບັນທຶກ"</string>
     <string name="has_dictionary" msgid="6071847973466625007">"ມີວັດຈະນານຸກົມ"</string>
-    <string name="prefs_enable_log" msgid="6620424505072963557">"ເປີດນຳໃຊ້ຄຳຕິຊົມຈາກຜູ່ໃຊ້"</string>
-    <string name="prefs_description_log" msgid="7525225584555429211">"ຊ່ວຍເພີ່ມປະສິດທິພາບໂຕແກ້ໄຂການປ້ອນຂໍ້ມູນ ໂດຍການສົ່ງສະຖິຕິການນຳໃຊ້ ແລະການລາຍການຂໍ້ຜິດພາດໂດຍອັດຕະໂນມັດ"</string>
     <string name="keyboard_layout" msgid="8451164783510487501">"ສີສັນແປ້ນພິມ"</string>
     <string name="subtype_en_GB" msgid="88170601942311355">"ອັງກິດ (ສະຫະລາດຊະອານາຈັກ)"</string>
     <string name="subtype_en_US" msgid="6160452336634534239">"ອັງກິດ (ສະຫະລັດຯ)"</string>
@@ -117,7 +115,6 @@
     <string name="enable" msgid="5031294444630523247">"ເປີດນຳໃຊ້"</string>
     <string name="not_now" msgid="6172462888202790482">"ບໍ່ແມ່ນຕອນນີ້"</string>
     <string name="custom_input_style_already_exists" msgid="8008728952215449707">"ຮູບແບບການປ້ອນຂໍ້ມູນທີ່ຄືກັນມີຢູ່ແລ້ວ: <xliff:g id="INPUT_STYLE_NAME">%s</xliff:g>"</string>
-    <string name="prefs_usability_study_mode" msgid="1261130555134595254">"ໂໝດການສຶກສາ Usability"</string>
     <string name="prefs_key_longpress_timeout_settings" msgid="6102240298932897873">"ໄລຍະເວລາຂອງການກົດປຸ່ມ"</string>
     <string name="prefs_keypress_vibration_duration_settings" msgid="7918341459947439226">"ໄລຍະເວລາຂອງການສັ່ນໃນການກົດປຸ່ມ"</string>
     <string name="prefs_keypress_sound_volume_settings" msgid="6027007337036891623">"ລະດັບສຽງຂອງການກົດປຸ່ມ"</string>
diff --git a/java/res/values-lt/strings.xml b/java/res/values-lt/strings.xml
index afd968d..73003c2 100644
--- a/java/res/values-lt/strings.xml
+++ b/java/res/values-lt/strings.xml
@@ -83,8 +83,6 @@
     <string name="select_language" msgid="3693815588777926848">"Įvesties kalbos"</string>
     <string name="hint_add_to_dictionary" msgid="573678656946085380">"Jei norite išsaugoti, palieskite dar kartą"</string>
     <string name="has_dictionary" msgid="6071847973466625007">"Žodynas galimas"</string>
-    <string name="prefs_enable_log" msgid="6620424505072963557">"Įgalinti naudotojų atsiliepimus"</string>
-    <string name="prefs_description_log" msgid="7525225584555429211">"Padėkite patobulinti šią įvesties metodo redagavimo priemonę automatiškai siųsdami naudojimo statistiką ir strigčių ataskaitas"</string>
     <string name="keyboard_layout" msgid="8451164783510487501">"Klaviatūros tema"</string>
     <string name="subtype_en_GB" msgid="88170601942311355">"Anglų k. (JK)"</string>
     <string name="subtype_en_US" msgid="6160452336634534239">"Anglų k. (JAV)"</string>
@@ -117,7 +115,6 @@
     <string name="enable" msgid="5031294444630523247">"Įgalinti"</string>
     <string name="not_now" msgid="6172462888202790482">"Ne dabar"</string>
     <string name="custom_input_style_already_exists" msgid="8008728952215449707">"Toks pat įvesties stilius jau yra: <xliff:g id="INPUT_STYLE_NAME">%s</xliff:g>"</string>
-    <string name="prefs_usability_study_mode" msgid="1261130555134595254">"Tinkamumo tyrimo režimas"</string>
     <string name="prefs_key_longpress_timeout_settings" msgid="6102240298932897873">"Klavišo ilgo paspaudimo delsa"</string>
     <string name="prefs_keypress_vibration_duration_settings" msgid="7918341459947439226">"Vibrav. paspaudus mygt. trukmė"</string>
     <string name="prefs_keypress_sound_volume_settings" msgid="6027007337036891623">"Garso paspaudus mygt. garsumas"</string>
diff --git a/java/res/values-lv/strings.xml b/java/res/values-lv/strings.xml
index 92c3b26..d689182 100644
--- a/java/res/values-lv/strings.xml
+++ b/java/res/values-lv/strings.xml
@@ -83,8 +83,6 @@
     <string name="select_language" msgid="3693815588777926848">"Ievades valodas"</string>
     <string name="hint_add_to_dictionary" msgid="573678656946085380">"Pieskarieties vēlreiz, lai saglabātu."</string>
     <string name="has_dictionary" msgid="6071847973466625007">"Ir pieejama vārdnīca."</string>
-    <string name="prefs_enable_log" msgid="6620424505072963557">"Iespējot lietotāju atsauksmes"</string>
-    <string name="prefs_description_log" msgid="7525225584555429211">"Palīdziet uzlabot šo ievades metodes redaktoru, automātiski nosūtot lietojuma statistiku un avāriju pārskatus."</string>
     <string name="keyboard_layout" msgid="8451164783510487501">"Tastatūras motīvs"</string>
     <string name="subtype_en_GB" msgid="88170601942311355">"Angļu valoda (Lielbritānija)"</string>
     <string name="subtype_en_US" msgid="6160452336634534239">"Angļu valoda (ASV)"</string>
@@ -117,7 +115,6 @@
     <string name="enable" msgid="5031294444630523247">"Iespējot"</string>
     <string name="not_now" msgid="6172462888202790482">"Vēlāk"</string>
     <string name="custom_input_style_already_exists" msgid="8008728952215449707">"Šāds ievades stils jau pastāv: <xliff:g id="INPUT_STYLE_NAME">%s</xliff:g>"</string>
-    <string name="prefs_usability_study_mode" msgid="1261130555134595254">"Lietojamības izpētes režīms"</string>
     <string name="prefs_key_longpress_timeout_settings" msgid="6102240298932897873">"Taustiņa ilgās nosp. noildze"</string>
     <string name="prefs_keypress_vibration_duration_settings" msgid="7918341459947439226">"Taust. nosp. vibrācijas ilgums"</string>
     <string name="prefs_keypress_sound_volume_settings" msgid="6027007337036891623">"Taustiņu nosp. skaņas skaļums"</string>
diff --git a/java/res/values-mk/strings.xml b/java/res/values-mk/strings.xml
index e3efe1f..ab2f262 100644
--- a/java/res/values-mk/strings.xml
+++ b/java/res/values-mk/strings.xml
@@ -139,9 +139,7 @@
     <skip />
     <!-- no translation found for has_dictionary (6071847973466625007) -->
     <skip />
-    <!-- no translation found for prefs_enable_log (6620424505072963557) -->
     <skip />
-    <!-- no translation found for prefs_description_log (7525225584555429211) -->
     <skip />
     <!-- no translation found for keyboard_layout (8451164783510487501) -->
     <skip />
@@ -197,7 +195,6 @@
     <skip />
     <!-- no translation found for custom_input_style_already_exists (8008728952215449707) -->
     <skip />
-    <!-- no translation found for prefs_usability_study_mode (1261130555134595254) -->
     <skip />
     <!-- no translation found for prefs_key_longpress_timeout_settings (6102240298932897873) -->
     <skip />
diff --git a/java/res/values-mn-rMN/strings.xml b/java/res/values-mn-rMN/strings.xml
index cdbe65d..f6233b5 100644
--- a/java/res/values-mn-rMN/strings.xml
+++ b/java/res/values-mn-rMN/strings.xml
@@ -83,8 +83,6 @@
     <string name="select_language" msgid="3693815588777926848">"Оруулах хэл"</string>
     <string name="hint_add_to_dictionary" msgid="573678656946085380">"Хадгалахын тулд дахин хүрнэ үү"</string>
     <string name="has_dictionary" msgid="6071847973466625007">"Толь бичиг байна"</string>
-    <string name="prefs_enable_log" msgid="6620424505072963557">"Хэрэглэгчийн санал хүсэлтийг идэвхжүүлэх"</string>
-    <string name="prefs_description_log" msgid="7525225584555429211">"Ашиглалтын статистик болон гацалтын репортуудыг автоматаар илгээснээр энэ оруулах арга засагчийг сайжруулахад туслаарай"</string>
     <string name="keyboard_layout" msgid="8451164783510487501">"Гарын загвар"</string>
     <string name="subtype_en_GB" msgid="88170601942311355">"Англи (ИБ)"</string>
     <string name="subtype_en_US" msgid="6160452336634534239">"Англи (АНУ)"</string>
@@ -117,7 +115,6 @@
     <string name="enable" msgid="5031294444630523247">"Идэвхжүүлэх"</string>
     <string name="not_now" msgid="6172462888202790482">"Одоо биш"</string>
     <string name="custom_input_style_already_exists" msgid="8008728952215449707">"Ижилхэн оруулах загвар байна: <xliff:g id="INPUT_STYLE_NAME">%s</xliff:g>"</string>
-    <string name="prefs_usability_study_mode" msgid="1261130555134595254">"Ашиглалтын судалгааны горим"</string>
     <string name="prefs_key_longpress_timeout_settings" msgid="6102240298932897873">"Товч удаан дарах хугацааны тохиргоо"</string>
     <string name="prefs_keypress_vibration_duration_settings" msgid="7918341459947439226">"Товч дарах чичиргээний хугацаа"</string>
     <string name="prefs_keypress_sound_volume_settings" msgid="6027007337036891623">"Товчны дууны хэмжээ"</string>
diff --git a/java/res/values-ms-rMY/strings.xml b/java/res/values-ms-rMY/strings.xml
index 1c1bbd5..04ea273 100644
--- a/java/res/values-ms-rMY/strings.xml
+++ b/java/res/values-ms-rMY/strings.xml
@@ -83,8 +83,6 @@
     <string name="select_language" msgid="3693815588777926848">"Bahasa input"</string>
     <string name="hint_add_to_dictionary" msgid="573678656946085380">"Sentuh lagi untuk menyimpan"</string>
     <string name="has_dictionary" msgid="6071847973466625007">"Kamus tersedia"</string>
-    <string name="prefs_enable_log" msgid="6620424505072963557">"Dayakan maklum balas pengguna"</string>
-    <string name="prefs_description_log" msgid="7525225584555429211">"Bantu memperbaik editor kaedah input ini dengan menghantar statistik penggunaan dan laporan ranap secara automatik"</string>
     <string name="keyboard_layout" msgid="8451164783510487501">"Tema papan kekunci"</string>
     <string name="subtype_en_GB" msgid="88170601942311355">"Bahasa Inggeris (UK)"</string>
     <string name="subtype_en_US" msgid="6160452336634534239">"Bahasa Inggeris (Australia)"</string>
@@ -117,7 +115,6 @@
     <string name="enable" msgid="5031294444630523247">"Dayakan"</string>
     <string name="not_now" msgid="6172462888202790482">"Bukan sekarang"</string>
     <string name="custom_input_style_already_exists" msgid="8008728952215449707">"The same input style already exists: <xliff:g id="INPUT_STYLE_NAME">%s</xliff:g>"</string>
-    <string name="prefs_usability_study_mode" msgid="1261130555134595254">"Mod kajian kebolehgunaan"</string>
     <string name="prefs_key_longpress_timeout_settings" msgid="6102240298932897873">"Kelewatan tekan lama kekunci"</string>
     <string name="prefs_keypress_vibration_duration_settings" msgid="7918341459947439226">"Tempoh getaran tekan kekunci"</string>
     <string name="prefs_keypress_sound_volume_settings" msgid="6027007337036891623">"Kelantangan bunyi tekan kekunci"</string>
diff --git a/java/res/values-nb/strings.xml b/java/res/values-nb/strings.xml
index e61f75b..f4a3a2d 100644
--- a/java/res/values-nb/strings.xml
+++ b/java/res/values-nb/strings.xml
@@ -83,8 +83,6 @@
     <string name="select_language" msgid="3693815588777926848">"Inndataspråk"</string>
     <string name="hint_add_to_dictionary" msgid="573678656946085380">"Trykk på nytt for å lagre"</string>
     <string name="has_dictionary" msgid="6071847973466625007">"Ordbok tilgjengelig"</string>
-    <string name="prefs_enable_log" msgid="6620424505072963557">"Aktiver brukertilbakemelding"</string>
-    <string name="prefs_description_log" msgid="7525225584555429211">"Ved å sende bruksstatistikk og programstopprapporter til Google automatisk, hjelper du oss med å gjøre redigeringsfunksjonen for denne inndatametoden enda bedre."</string>
     <string name="keyboard_layout" msgid="8451164783510487501">"Tastaturtema"</string>
     <string name="subtype_en_GB" msgid="88170601942311355">"Engelsk (Storbritannia)"</string>
     <string name="subtype_en_US" msgid="6160452336634534239">"Engelsk (USA)"</string>
@@ -117,7 +115,6 @@
     <string name="enable" msgid="5031294444630523247">"Aktiver"</string>
     <string name="not_now" msgid="6172462888202790482">"Ikke nå"</string>
     <string name="custom_input_style_already_exists" msgid="8008728952215449707">"Inndatastilen finnes allerede: <xliff:g id="INPUT_STYLE_NAME">%s</xliff:g>"</string>
-    <string name="prefs_usability_study_mode" msgid="1261130555134595254">"Bruksstudiemodus"</string>
     <string name="prefs_key_longpress_timeout_settings" msgid="6102240298932897873">"Forsinkelse lange tastetrykk"</string>
     <string name="prefs_keypress_vibration_duration_settings" msgid="7918341459947439226">"Vibrasjonstid ved tastetrykk"</string>
     <string name="prefs_keypress_sound_volume_settings" msgid="6027007337036891623">"Lydstyrke ved tastetrykk"</string>
diff --git a/java/res/values-ne-rNP/strings.xml b/java/res/values-ne-rNP/strings.xml
index 537685c..6032146 100644
--- a/java/res/values-ne-rNP/strings.xml
+++ b/java/res/values-ne-rNP/strings.xml
@@ -83,8 +83,6 @@
     <string name="select_language" msgid="3693815588777926848">"इनपुट भाषाहरू"</string>
     <string name="hint_add_to_dictionary" msgid="573678656946085380">"बचत गर्न पुनः छुनुहोस्"</string>
     <string name="has_dictionary" msgid="6071847973466625007">"उपलब्ध शब्दकोश"</string>
-    <string name="prefs_enable_log" msgid="6620424505072963557">"प्रयोगकर्ता प्रतिक्रिया सक्षम पार्नुहोस्"</string>
-    <string name="prefs_description_log" msgid="7525225584555429211">"स्वचालित रूपमा प्रयोग तथ्याङ्कहरू र क्यास रिपोर्टहरू पठाएर यस इनपुट विधि सम्पादकलाई सुधार्न सहयोग गर्नुहोस्।"</string>
     <string name="keyboard_layout" msgid="8451164783510487501">"किबोर्ड थिम"</string>
     <string name="subtype_en_GB" msgid="88170601942311355">"अंग्रेजी (युके)"</string>
     <string name="subtype_en_US" msgid="6160452336634534239">"अंग्रेजी (युएस्)"</string>
@@ -117,7 +115,6 @@
     <string name="enable" msgid="5031294444630523247">"सक्षम पार्नुहोस्"</string>
     <string name="not_now" msgid="6172462888202790482">"अहिले होइन"</string>
     <string name="custom_input_style_already_exists" msgid="8008728952215449707">"यस्तो इनपुट शैली पहिले नै अवस्थित छ: <xliff:g id="INPUT_STYLE_NAME">%s</xliff:g>"</string>
-    <string name="prefs_usability_study_mode" msgid="1261130555134595254">"प्रयोग अध्ययन मोड"</string>
     <string name="prefs_key_longpress_timeout_settings" msgid="6102240298932897873">"कुञ्जी लामो थिचाइ ढिलाइ"</string>
     <string name="prefs_keypress_vibration_duration_settings" msgid="7918341459947439226">"कुञ्जी थिचाइ भाइब्रेसन अवधि"</string>
     <string name="prefs_keypress_sound_volume_settings" msgid="6027007337036891623">"कुञ्जी थिचाइ आवाज भोल्युम"</string>
diff --git a/java/res/values-nl/strings.xml b/java/res/values-nl/strings.xml
index d123d36..a651f7e 100644
--- a/java/res/values-nl/strings.xml
+++ b/java/res/values-nl/strings.xml
@@ -83,8 +83,6 @@
     <string name="select_language" msgid="3693815588777926848">"Invoertalen"</string>
     <string name="hint_add_to_dictionary" msgid="573678656946085380">"Raak nogmaals aan om op te slaan"</string>
     <string name="has_dictionary" msgid="6071847973466625007">"Woordenboek beschikbaar"</string>
-    <string name="prefs_enable_log" msgid="6620424505072963557">"Gebruikersfeedback inschakelen."</string>
-    <string name="prefs_description_log" msgid="7525225584555429211">"Help deze invoermethode te verbeteren door automatisch gebruiksstatistieken en crashmeldingen te verzenden."</string>
     <string name="keyboard_layout" msgid="8451164783510487501">"Toetsenbordthema"</string>
     <string name="subtype_en_GB" msgid="88170601942311355">"Engels (GB)"</string>
     <string name="subtype_en_US" msgid="6160452336634534239">"Engels (VS)"</string>
@@ -117,7 +115,6 @@
     <string name="enable" msgid="5031294444630523247">"Inschakelen"</string>
     <string name="not_now" msgid="6172462888202790482">"Niet nu"</string>
     <string name="custom_input_style_already_exists" msgid="8008728952215449707">"Dezelfde invoerstijl bestaat al: <xliff:g id="INPUT_STYLE_NAME">%s</xliff:g>"</string>
-    <string name="prefs_usability_study_mode" msgid="1261130555134595254">"Modus voor gebruiksvriendelijkheidsonderzoek"</string>
     <string name="prefs_key_longpress_timeout_settings" msgid="6102240298932897873">"Vertraging toets lang indrukkn"</string>
     <string name="prefs_keypress_vibration_duration_settings" msgid="7918341459947439226">"Trilingsduur bij toetsgebruik"</string>
     <string name="prefs_keypress_sound_volume_settings" msgid="6027007337036891623">"Geluidsvolume bij toetsgebruik"</string>
diff --git a/java/res/values-pl/strings.xml b/java/res/values-pl/strings.xml
index cdd7d41..e78b7f2 100644
--- a/java/res/values-pl/strings.xml
+++ b/java/res/values-pl/strings.xml
@@ -83,8 +83,6 @@
     <string name="select_language" msgid="3693815588777926848">"Języki wprowadzania"</string>
     <string name="hint_add_to_dictionary" msgid="573678656946085380">"Dotknij ponownie, aby zapisać"</string>
     <string name="has_dictionary" msgid="6071847973466625007">"Słownik dostępny"</string>
-    <string name="prefs_enable_log" msgid="6620424505072963557">"Włącz przesyłanie opinii użytkownika"</string>
-    <string name="prefs_description_log" msgid="7525225584555429211">"Pomóż ulepszyć edytor wprowadzania tekstu, automatycznie wysyłając statystyki użycia i raporty o awariach."</string>
     <string name="keyboard_layout" msgid="8451164783510487501">"Motyw klawiatury"</string>
     <string name="subtype_en_GB" msgid="88170601942311355">"angielski (Wielka Brytania)"</string>
     <string name="subtype_en_US" msgid="6160452336634534239">"angielski (Stany Zjednoczone)"</string>
@@ -117,7 +115,6 @@
     <string name="enable" msgid="5031294444630523247">"Włącz"</string>
     <string name="not_now" msgid="6172462888202790482">"Nie teraz"</string>
     <string name="custom_input_style_already_exists" msgid="8008728952215449707">"Taki styl wprowadzania już istnieje: <xliff:g id="INPUT_STYLE_NAME">%s</xliff:g>"</string>
-    <string name="prefs_usability_study_mode" msgid="1261130555134595254">"Tryb badania przydatności"</string>
     <string name="prefs_key_longpress_timeout_settings" msgid="6102240298932897873">"Opóźnienie przy długim naciśnięciu"</string>
     <string name="prefs_keypress_vibration_duration_settings" msgid="7918341459947439226">"Wibracja przy naciśniętym klawiszu"</string>
     <string name="prefs_keypress_sound_volume_settings" msgid="6027007337036891623">"Głośność przy naciśniętym klawiszu"</string>
diff --git a/java/res/values-pt-rPT/strings.xml b/java/res/values-pt-rPT/strings.xml
index d865f47..d13fca3 100644
--- a/java/res/values-pt-rPT/strings.xml
+++ b/java/res/values-pt-rPT/strings.xml
@@ -83,8 +83,6 @@
     <string name="select_language" msgid="3693815588777926848">"Idiomas de introdução"</string>
     <string name="hint_add_to_dictionary" msgid="573678656946085380">"Toque novamente para guardar"</string>
     <string name="has_dictionary" msgid="6071847973466625007">"Dicionário disponível"</string>
-    <string name="prefs_enable_log" msgid="6620424505072963557">"Ativar comentários do utilizador"</string>
-    <string name="prefs_description_log" msgid="7525225584555429211">"Envie automaticamente estatísticas de utilização e relatórios de falhas e ajude-nos a melhorar este editor do método de introdução."</string>
     <string name="keyboard_layout" msgid="8451164783510487501">"Tema do teclado"</string>
     <string name="subtype_en_GB" msgid="88170601942311355">"Inglês (RU)"</string>
     <string name="subtype_en_US" msgid="6160452336634534239">"Inglês (EUA)"</string>
@@ -117,7 +115,6 @@
     <string name="enable" msgid="5031294444630523247">"Ativar"</string>
     <string name="not_now" msgid="6172462888202790482">"Agora não"</string>
     <string name="custom_input_style_already_exists" msgid="8008728952215449707">"Já existe o mesmo estilo de introdução: <xliff:g id="INPUT_STYLE_NAME">%s</xliff:g>"</string>
-    <string name="prefs_usability_study_mode" msgid="1261130555134595254">"Modo de estudo da capacidade de utilização"</string>
     <string name="prefs_key_longpress_timeout_settings" msgid="6102240298932897873">"Atraso ao manter tecla premida"</string>
     <string name="prefs_keypress_vibration_duration_settings" msgid="7918341459947439226">"Duração vibr. ao premir teclas"</string>
     <string name="prefs_keypress_sound_volume_settings" msgid="6027007337036891623">"Volume do som ao premir teclas"</string>
diff --git a/java/res/values-pt/strings.xml b/java/res/values-pt/strings.xml
index 5b4d39b..f19ce5e 100644
--- a/java/res/values-pt/strings.xml
+++ b/java/res/values-pt/strings.xml
@@ -83,8 +83,6 @@
     <string name="select_language" msgid="3693815588777926848">"Idiomas de entrada"</string>
     <string name="hint_add_to_dictionary" msgid="573678656946085380">"Toque novamente para salvar"</string>
     <string name="has_dictionary" msgid="6071847973466625007">"Dicionário disponível"</string>
-    <string name="prefs_enable_log" msgid="6620424505072963557">"Ativar comentário do usuário"</string>
-    <string name="prefs_description_log" msgid="7525225584555429211">"Ajude a melhorar este editor de método de entrada enviando automaticamente estatísticas de uso e relatórios de falhas."</string>
     <string name="keyboard_layout" msgid="8451164783510487501">"Tema do teclado"</string>
     <string name="subtype_en_GB" msgid="88170601942311355">"inglês (Reino Unido)"</string>
     <string name="subtype_en_US" msgid="6160452336634534239">"inglês (EUA)"</string>
@@ -117,7 +115,6 @@
     <string name="enable" msgid="5031294444630523247">"Ativar"</string>
     <string name="not_now" msgid="6172462888202790482">"Agora não"</string>
     <string name="custom_input_style_already_exists" msgid="8008728952215449707">"O estilo de entrada já existe: <xliff:g id="INPUT_STYLE_NAME">%s</xliff:g>"</string>
-    <string name="prefs_usability_study_mode" msgid="1261130555134595254">"Modo de estudo de utilização"</string>
     <string name="prefs_key_longpress_timeout_settings" msgid="6102240298932897873">"Atraso ao pressionar teclas"</string>
     <string name="prefs_keypress_vibration_duration_settings" msgid="7918341459947439226">"Duração da vibração ao tocar"</string>
     <string name="prefs_keypress_sound_volume_settings" msgid="6027007337036891623">"Volume ao tocar na tela"</string>
diff --git a/java/res/values-rm/strings.xml b/java/res/values-rm/strings.xml
index 43e1583..526ec73 100644
--- a/java/res/values-rm/strings.xml
+++ b/java/res/values-rm/strings.xml
@@ -133,8 +133,6 @@
     <!-- no translation found for hint_add_to_dictionary (573678656946085380) -->
     <skip />
     <string name="has_dictionary" msgid="6071847973466625007">"Dicziunari disponibel"</string>
-    <string name="prefs_enable_log" msgid="6620424505072963557">"Activar il feedback da l\'utilisader"</string>
-    <!-- no translation found for prefs_description_log (7525225584555429211) -->
     <skip />
     <!-- no translation found for keyboard_layout (8451164783510487501) -->
     <skip />
@@ -190,7 +188,6 @@
     <skip />
     <!-- no translation found for custom_input_style_already_exists (8008728952215449707) -->
     <skip />
-    <!-- no translation found for prefs_usability_study_mode (1261130555134595254) -->
     <skip />
     <!-- no translation found for prefs_key_longpress_timeout_settings (6102240298932897873) -->
     <skip />
diff --git a/java/res/values-ro/strings.xml b/java/res/values-ro/strings.xml
index dc8c1b8..5d5330d 100644
--- a/java/res/values-ro/strings.xml
+++ b/java/res/values-ro/strings.xml
@@ -83,8 +83,6 @@
     <string name="select_language" msgid="3693815588777926848">"Limbi de introducere de text"</string>
     <string name="hint_add_to_dictionary" msgid="573678656946085380">"Atingeţi din nou pentru a salva"</string>
     <string name="has_dictionary" msgid="6071847973466625007">"Dicţionar disponibil"</string>
-    <string name="prefs_enable_log" msgid="6620424505072963557">"Activaţi feedback de la utilizatori"</string>
-    <string name="prefs_description_log" msgid="7525225584555429211">"Ajutați la îmbunătățirea acestui instrument de editare a metodelor de introducere a textului trimițând în mod automat statistici de utilizare și rapoarte de blocare."</string>
     <string name="keyboard_layout" msgid="8451164783510487501">"Temă pentru tastatură"</string>
     <string name="subtype_en_GB" msgid="88170601942311355">"engleză (Regatul Unit)"</string>
     <string name="subtype_en_US" msgid="6160452336634534239">"engleză (S.U.A.)"</string>
@@ -117,7 +115,6 @@
     <string name="enable" msgid="5031294444630523247">"Activaţi"</string>
     <string name="not_now" msgid="6172462888202790482">"Nu acum"</string>
     <string name="custom_input_style_already_exists" msgid="8008728952215449707">"Acelaşi stil de introducere există deja: <xliff:g id="INPUT_STYLE_NAME">%s</xliff:g>"</string>
-    <string name="prefs_usability_study_mode" msgid="1261130555134595254">"Modul Studiu privind utilizarea"</string>
     <string name="prefs_key_longpress_timeout_settings" msgid="6102240298932897873">"Timpul apăsării lungi a tastei"</string>
     <string name="prefs_keypress_vibration_duration_settings" msgid="7918341459947439226">"Vibrare după apăsarea tastei"</string>
     <string name="prefs_keypress_sound_volume_settings" msgid="6027007337036891623">"Sunet la apăsarea tastelor"</string>
diff --git a/java/res/values-ru/strings.xml b/java/res/values-ru/strings.xml
index 065007e..e788749 100644
--- a/java/res/values-ru/strings.xml
+++ b/java/res/values-ru/strings.xml
@@ -83,8 +83,6 @@
     <string name="select_language" msgid="3693815588777926848">"Языки ввода"</string>
     <string name="hint_add_to_dictionary" msgid="573678656946085380">"Нажмите, чтобы сохранить"</string>
     <string name="has_dictionary" msgid="6071847973466625007">"Доступен словарь"</string>
-    <string name="prefs_enable_log" msgid="6620424505072963557">"Включить отправку сведений"</string>
-    <string name="prefs_description_log" msgid="7525225584555429211">"Помогите усовершенствовать редактор способа ввода, разрешив отправку статистики и отчетов о сбоях"</string>
     <string name="keyboard_layout" msgid="8451164783510487501">"Тема клавиатуры"</string>
     <string name="subtype_en_GB" msgid="88170601942311355">"английский (Великобритания)"</string>
     <string name="subtype_en_US" msgid="6160452336634534239">"английский (США)"</string>
@@ -117,7 +115,6 @@
     <string name="enable" msgid="5031294444630523247">"Включить"</string>
     <string name="not_now" msgid="6172462888202790482">"Не сейчас"</string>
     <string name="custom_input_style_already_exists" msgid="8008728952215449707">"Такой стиль ввода уже существует: <xliff:g id="INPUT_STYLE_NAME">%s</xliff:g>"</string>
-    <string name="prefs_usability_study_mode" msgid="1261130555134595254">"Режим проверки удобства использования"</string>
     <string name="prefs_key_longpress_timeout_settings" msgid="6102240298932897873">"Долгое нажатие"</string>
     <string name="prefs_keypress_vibration_duration_settings" msgid="7918341459947439226">"Вибросигнал при нажатии клавиш"</string>
     <string name="prefs_keypress_sound_volume_settings" msgid="6027007337036891623">"Звук при нажатии клавиш"</string>
diff --git a/java/res/values-sk/strings.xml b/java/res/values-sk/strings.xml
index 4eefab9..179960f 100644
--- a/java/res/values-sk/strings.xml
+++ b/java/res/values-sk/strings.xml
@@ -83,8 +83,6 @@
     <string name="select_language" msgid="3693815588777926848">"Jazyky vstupu"</string>
     <string name="hint_add_to_dictionary" msgid="573678656946085380">"Opätovným dotykom uložíte"</string>
     <string name="has_dictionary" msgid="6071847973466625007">"K dispozícii je slovník"</string>
-    <string name="prefs_enable_log" msgid="6620424505072963557">"Povoliť spätnú väzbu od používateľov"</string>
-    <string name="prefs_description_log" msgid="7525225584555429211">"Automatickým zasielaním štatistík o využívaní editora metódy vstupu a správ o jeho zlyhaní môžete prispieť k vylepšeniu tohto nástroja"</string>
     <string name="keyboard_layout" msgid="8451164783510487501">"Motív klávesnice"</string>
     <string name="subtype_en_GB" msgid="88170601942311355">"Anglická klávesnica (UK)"</string>
     <string name="subtype_en_US" msgid="6160452336634534239">"Anglická klávesnica (US)"</string>
@@ -117,7 +115,6 @@
     <string name="enable" msgid="5031294444630523247">"Povoliť"</string>
     <string name="not_now" msgid="6172462888202790482">"Teraz nie"</string>
     <string name="custom_input_style_already_exists" msgid="8008728952215449707">"Rovnaký štýl vstupu už existuje: <xliff:g id="INPUT_STYLE_NAME">%s</xliff:g>"</string>
-    <string name="prefs_usability_study_mode" msgid="1261130555134595254">"Režim štúdie použiteľnosti"</string>
     <string name="prefs_key_longpress_timeout_settings" msgid="6102240298932897873">"Oneskor. pri stlač. a podržaní"</string>
     <string name="prefs_keypress_vibration_duration_settings" msgid="7918341459947439226">"Trvanie vibrov. pri stlač. kl."</string>
     <string name="prefs_keypress_sound_volume_settings" msgid="6027007337036891623">"Hlasitosť pri stlačení klávesu"</string>
diff --git a/java/res/values-sl/strings.xml b/java/res/values-sl/strings.xml
index b411dc4..64eedc6 100644
--- a/java/res/values-sl/strings.xml
+++ b/java/res/values-sl/strings.xml
@@ -83,8 +83,6 @@
     <string name="select_language" msgid="3693815588777926848">"Jeziki vnosa"</string>
     <string name="hint_add_to_dictionary" msgid="573678656946085380">"Dotaknite se še enkrat, da shranite"</string>
     <string name="has_dictionary" msgid="6071847973466625007">"Slovar je na voljo"</string>
-    <string name="prefs_enable_log" msgid="6620424505072963557">"Omogoči povratne informacije uporabnikov"</string>
-    <string name="prefs_description_log" msgid="7525225584555429211">"S samodejnim pošiljanjem statističnih podatkov o uporabi in poročil o zrušitvah nam pomagate izboljšati urejevalnik načina vnosa."</string>
     <string name="keyboard_layout" msgid="8451164783510487501">"Tema tipkovnice"</string>
     <string name="subtype_en_GB" msgid="88170601942311355">"angleščina (Združeno kraljestvo)"</string>
     <string name="subtype_en_US" msgid="6160452336634534239">"angleščina (ZDA)"</string>
@@ -117,7 +115,6 @@
     <string name="enable" msgid="5031294444630523247">"Omogoči"</string>
     <string name="not_now" msgid="6172462888202790482">"Ne zdaj"</string>
     <string name="custom_input_style_already_exists" msgid="8008728952215449707">"Isti slog vnosa že obstaja: <xliff:g id="INPUT_STYLE_NAME">%s</xliff:g>"</string>
-    <string name="prefs_usability_study_mode" msgid="1261130555134595254">"Način za preučevanje uporabnosti"</string>
     <string name="prefs_key_longpress_timeout_settings" msgid="6102240298932897873">"Zakasn. za dolg pritisk tipke"</string>
     <string name="prefs_keypress_vibration_duration_settings" msgid="7918341459947439226">"Trajanje vibr. ob prit. tipke"</string>
     <string name="prefs_keypress_sound_volume_settings" msgid="6027007337036891623">"Glasn. zvoka ob pritisku tipke"</string>
diff --git a/java/res/values-sr/strings.xml b/java/res/values-sr/strings.xml
index 2db4704..a37d22e 100644
--- a/java/res/values-sr/strings.xml
+++ b/java/res/values-sr/strings.xml
@@ -83,8 +83,6 @@
     <string name="select_language" msgid="3693815588777926848">"Језици уноса"</string>
     <string name="hint_add_to_dictionary" msgid="573678656946085380">"Поново додирните да бисте сачували"</string>
     <string name="has_dictionary" msgid="6071847973466625007">"Речник је доступан"</string>
-    <string name="prefs_enable_log" msgid="6620424505072963557">"Омогући повратну информацију корисника"</string>
-    <string name="prefs_description_log" msgid="7525225584555429211">"Помозите нам да побољшамо овај уређивач метода уноса тако што ћете аутоматски слати статистику коришћења и извештаје о отказивању"</string>
     <string name="keyboard_layout" msgid="8451164783510487501">"Тема тастатуре"</string>
     <string name="subtype_en_GB" msgid="88170601942311355">"енглески (УК)"</string>
     <string name="subtype_en_US" msgid="6160452336634534239">"енглески (САД)"</string>
@@ -117,7 +115,6 @@
     <string name="enable" msgid="5031294444630523247">"Омогући"</string>
     <string name="not_now" msgid="6172462888202790482">"Не сада"</string>
     <string name="custom_input_style_already_exists" msgid="8008728952215449707">"Исти стил уноса већ постоји: <xliff:g id="INPUT_STYLE_NAME">%s</xliff:g>"</string>
-    <string name="prefs_usability_study_mode" msgid="1261130555134595254">"Режим за студију могућности коришћења"</string>
     <string name="prefs_key_longpress_timeout_settings" msgid="6102240298932897873">"Одлагање при дугом притиску"</string>
     <string name="prefs_keypress_vibration_duration_settings" msgid="7918341459947439226">"Трајање вибрације при притиску"</string>
     <string name="prefs_keypress_sound_volume_settings" msgid="6027007337036891623">"Јачина звука при притиску"</string>
diff --git a/java/res/values-sv/strings.xml b/java/res/values-sv/strings.xml
index 116d2f4..1cb57dd 100644
--- a/java/res/values-sv/strings.xml
+++ b/java/res/values-sv/strings.xml
@@ -83,8 +83,6 @@
     <string name="select_language" msgid="3693815588777926848">"Inmatningsspråk"</string>
     <string name="hint_add_to_dictionary" msgid="573678656946085380">"Spara genom att trycka igen"</string>
     <string name="has_dictionary" msgid="6071847973466625007">"En ordlista är tillgänglig"</string>
-    <string name="prefs_enable_log" msgid="6620424505072963557">"Aktivera synpunkter från användare"</string>
-    <string name="prefs_description_log" msgid="7525225584555429211">"Du kan hjälpa till att förbättra inmatningsmetoden genom att automatiskt skicka användningsstatistik och felrapporter"</string>
     <string name="keyboard_layout" msgid="8451164783510487501">"Tangentbordstema"</string>
     <string name="subtype_en_GB" msgid="88170601942311355">"Engelskt (brittiskt)"</string>
     <string name="subtype_en_US" msgid="6160452336634534239">"Engelskt (amerikanskt)"</string>
@@ -117,7 +115,6 @@
     <string name="enable" msgid="5031294444630523247">"Aktivera"</string>
     <string name="not_now" msgid="6172462888202790482">"Inte nu"</string>
     <string name="custom_input_style_already_exists" msgid="8008728952215449707">"Samma indatastil finns redan: <xliff:g id="INPUT_STYLE_NAME">%s</xliff:g>"</string>
-    <string name="prefs_usability_study_mode" msgid="1261130555134595254">"Läge för studie av användbarhet"</string>
     <string name="prefs_key_longpress_timeout_settings" msgid="6102240298932897873">"Fördröjning vid långt tryck"</string>
     <string name="prefs_keypress_vibration_duration_settings" msgid="7918341459947439226">"Vibrationslängd för tangenter"</string>
     <string name="prefs_keypress_sound_volume_settings" msgid="6027007337036891623">"Ljudvolym för tangenter"</string>
diff --git a/java/res/values-sw/strings.xml b/java/res/values-sw/strings.xml
index 7a40e5c..361e9f6 100644
--- a/java/res/values-sw/strings.xml
+++ b/java/res/values-sw/strings.xml
@@ -83,8 +83,6 @@
     <string name="select_language" msgid="3693815588777926848">"Lugha zinazoruhusiwa"</string>
     <string name="hint_add_to_dictionary" msgid="573678656946085380">"Gusa tena ili kuhifadhi"</string>
     <string name="has_dictionary" msgid="6071847973466625007">"Kamusi inapatikana"</string>
-    <string name="prefs_enable_log" msgid="6620424505072963557">"Wezesha maoni ya watumiaji"</string>
-    <string name="prefs_description_log" msgid="7525225584555429211">"Saidia kuimarisha mbinu hii ya uingizaji wa kihariri, kwa kutuma takwimu za matumizi na ripoti za kuvurugika kiotomatiki"</string>
     <string name="keyboard_layout" msgid="8451164783510487501">"Maandhari ya kibodi"</string>
     <string name="subtype_en_GB" msgid="88170601942311355">"Kiingereza cha (Uingereza)"</string>
     <string name="subtype_en_US" msgid="6160452336634534239">"Kiingereza cha (Marekani)"</string>
@@ -117,7 +115,6 @@
     <string name="enable" msgid="5031294444630523247">"Washa"</string>
     <string name="not_now" msgid="6172462888202790482">"Sio sasa"</string>
     <string name="custom_input_style_already_exists" msgid="8008728952215449707">"Mfumo sawa wa maingizo tayari upo: <xliff:g id="INPUT_STYLE_NAME">%s</xliff:g>"</string>
-    <string name="prefs_usability_study_mode" msgid="1261130555134595254">"Modi ya uchunguzi wa utumizi"</string>
     <string name="prefs_key_longpress_timeout_settings" msgid="6102240298932897873">"Ubofyaji kitufe kunakochelewa"</string>
     <string name="prefs_keypress_vibration_duration_settings" msgid="7918341459947439226">"Bonyeza kitufe cha muda wa kutetema"</string>
     <string name="prefs_keypress_sound_volume_settings" msgid="6027007337036891623">"Bonyeza kitufe cha kiwango cha sauti"</string>
diff --git a/java/res/values-th/strings.xml b/java/res/values-th/strings.xml
index 02fbd61..5bbff3d 100644
--- a/java/res/values-th/strings.xml
+++ b/java/res/values-th/strings.xml
@@ -83,8 +83,6 @@
     <string name="select_language" msgid="3693815588777926848">"ภาษาสำหรับการป้อนข้อมูล"</string>
     <string name="hint_add_to_dictionary" msgid="573678656946085380">"แตะอีกครั้งเพื่อบัน​​ทึก"</string>
     <string name="has_dictionary" msgid="6071847973466625007">"มีพจนานุกรมให้ใช้งาน"</string>
-    <string name="prefs_enable_log" msgid="6620424505072963557">"เปิดใช้งานการแสดงความคิดเห็นจากผู้ใช้"</string>
-    <string name="prefs_description_log" msgid="7525225584555429211">"ช่วยปรับปรุงตัวแก้ไขวิธีการป้อนข้อมูลนี้โดยการส่งสถิติการใช้งานและรายงานการขัดข้องโดยอัตโนมัติ"</string>
     <string name="keyboard_layout" msgid="8451164783510487501">"ชุดรูปแบบแป้นพิมพ์"</string>
     <string name="subtype_en_GB" msgid="88170601942311355">"อังกฤษ (สหราชอาณาจักร)"</string>
     <string name="subtype_en_US" msgid="6160452336634534239">"อังกฤษ (อเมริกัน)"</string>
@@ -117,7 +115,6 @@
     <string name="enable" msgid="5031294444630523247">"เปิดใช้งาน"</string>
     <string name="not_now" msgid="6172462888202790482">"ข้ามไปก่อน"</string>
     <string name="custom_input_style_already_exists" msgid="8008728952215449707">"รูปแบบการป้อนข้อมูลเดียวกันนี้มีอยู่แล้ว: <xliff:g id="INPUT_STYLE_NAME">%s</xliff:g>"</string>
-    <string name="prefs_usability_study_mode" msgid="1261130555134595254">"โหมดศึกษาประโยชน์ในการใช้งาน"</string>
     <string name="prefs_key_longpress_timeout_settings" msgid="6102240298932897873">"การหน่วงเวลาของการกดแป้นค้าง"</string>
     <string name="prefs_keypress_vibration_duration_settings" msgid="7918341459947439226">"ระยะเวลาการสั่นเมื่อกดแป้นพิมพ์"</string>
     <string name="prefs_keypress_sound_volume_settings" msgid="6027007337036891623">"ระดับเสียงเมื่อกดแป้นพิมพ์"</string>
diff --git a/java/res/values-tl/strings.xml b/java/res/values-tl/strings.xml
index 43bbcd0..d1b665c 100644
--- a/java/res/values-tl/strings.xml
+++ b/java/res/values-tl/strings.xml
@@ -83,8 +83,6 @@
     <string name="select_language" msgid="3693815588777926848">"Mga wika ng input"</string>
     <string name="hint_add_to_dictionary" msgid="573678656946085380">"Pinduting muli upang i-save"</string>
     <string name="has_dictionary" msgid="6071847973466625007">"Available ang diksyunaryo"</string>
-    <string name="prefs_enable_log" msgid="6620424505072963557">"Paganahin ang feedback ng user"</string>
-    <string name="prefs_description_log" msgid="7525225584555429211">"Tumulong na pahusayin ang editor ng pamamaraan ng pag-input na ito sa pamamagitan ng awtomatikong pagpapadala ng mga istatistika ng paggamit at ulat ng pag-crash"</string>
     <string name="keyboard_layout" msgid="8451164783510487501">"Tema ng keyboard"</string>
     <string name="subtype_en_GB" msgid="88170601942311355">"Ingles (UK)"</string>
     <string name="subtype_en_US" msgid="6160452336634534239">"Ingles (Estados Unidos)"</string>
@@ -117,7 +115,6 @@
     <string name="enable" msgid="5031294444630523247">"Paganahin"</string>
     <string name="not_now" msgid="6172462888202790482">"Hindi ngayon"</string>
     <string name="custom_input_style_already_exists" msgid="8008728952215449707">"Umiiral na ang parehong estilo ng input: <xliff:g id="INPUT_STYLE_NAME">%s</xliff:g>"</string>
-    <string name="prefs_usability_study_mode" msgid="1261130555134595254">"Study mode ng pagiging kapaki-pakinabang"</string>
     <string name="prefs_key_longpress_timeout_settings" msgid="6102240298932897873">"Key long press delay"</string>
     <string name="prefs_keypress_vibration_duration_settings" msgid="7918341459947439226">"Tagal ng vibration ng keypress"</string>
     <string name="prefs_keypress_sound_volume_settings" msgid="6027007337036891623">"Volume ng tunog ng keypress"</string>
diff --git a/java/res/values-tr/strings.xml b/java/res/values-tr/strings.xml
index 329c7c6..adbd676 100644
--- a/java/res/values-tr/strings.xml
+++ b/java/res/values-tr/strings.xml
@@ -83,8 +83,6 @@
     <string name="select_language" msgid="3693815588777926848">"Giriş dilleri"</string>
     <string name="hint_add_to_dictionary" msgid="573678656946085380">"Kaydetmek için tekrar dokunun"</string>
     <string name="has_dictionary" msgid="6071847973466625007">"Sözlük kullanılabilir"</string>
-    <string name="prefs_enable_log" msgid="6620424505072963557">"Kullanıcı geri bildirimini etkinleştir"</string>
-    <string name="prefs_description_log" msgid="7525225584555429211">"Kullanım istatistiklerini ve kilitlenme raporlarını otomatik olarak göndererek bu giriş yöntemi düzenleyicisinin iyileştirilmesine yardımcı olun."</string>
     <string name="keyboard_layout" msgid="8451164783510487501">"Klavye teması"</string>
     <string name="subtype_en_GB" msgid="88170601942311355">"İngilizce (BK)"</string>
     <string name="subtype_en_US" msgid="6160452336634534239">"İngilizce (ABD)"</string>
@@ -117,7 +115,6 @@
     <string name="enable" msgid="5031294444630523247">"Etkinleştir"</string>
     <string name="not_now" msgid="6172462888202790482">"Şimdi değil"</string>
     <string name="custom_input_style_already_exists" msgid="8008728952215449707">"Aynı giriş stili zaten var: <xliff:g id="INPUT_STYLE_NAME">%s</xliff:g>"</string>
-    <string name="prefs_usability_study_mode" msgid="1261130555134595254">"Kullanılabilirlik çalışması modu"</string>
     <string name="prefs_key_longpress_timeout_settings" msgid="6102240298932897873">"Tuşa uzun basma gecikmesi"</string>
     <string name="prefs_keypress_vibration_duration_settings" msgid="7918341459947439226">"Tuşa basma titreşim süresi"</string>
     <string name="prefs_keypress_sound_volume_settings" msgid="6027007337036891623">"Tuşa basma ses seviyesi"</string>
diff --git a/java/res/values-uk/strings.xml b/java/res/values-uk/strings.xml
index ab42832..8ce9656 100644
--- a/java/res/values-uk/strings.xml
+++ b/java/res/values-uk/strings.xml
@@ -83,8 +83,6 @@
     <string name="select_language" msgid="3693815588777926848">"Мови введення"</string>
     <string name="hint_add_to_dictionary" msgid="573678656946085380">"Торкніться знову, щоб зберегти"</string>
     <string name="has_dictionary" msgid="6071847973466625007">"Словник доступний"</string>
-    <string name="prefs_enable_log" msgid="6620424505072963557">"Увімк. відгуки корист."</string>
-    <string name="prefs_description_log" msgid="7525225584555429211">"Допоможіть покращити цей редактор методу введення, автоматично надсилаючи в Google статистику використання та звіти про аварійне завершення роботи."</string>
     <string name="keyboard_layout" msgid="8451164783510487501">"Тема клавіатури"</string>
     <string name="subtype_en_GB" msgid="88170601942311355">"Англійська (Великобританія)"</string>
     <string name="subtype_en_US" msgid="6160452336634534239">"Англійська (США)"</string>
@@ -117,7 +115,6 @@
     <string name="enable" msgid="5031294444630523247">"Увімкнути"</string>
     <string name="not_now" msgid="6172462888202790482">"Не зараз"</string>
     <string name="custom_input_style_already_exists" msgid="8008728952215449707">"Такий стиль введення вже існує: <xliff:g id="INPUT_STYLE_NAME">%s</xliff:g>"</string>
-    <string name="prefs_usability_study_mode" msgid="1261130555134595254">"Режим вивчення зручності у використанні"</string>
     <string name="prefs_key_longpress_timeout_settings" msgid="6102240298932897873">"Затримка довгого натискання"</string>
     <string name="prefs_keypress_vibration_duration_settings" msgid="7918341459947439226">"Вібрація при натисканні клавіш"</string>
     <string name="prefs_keypress_sound_volume_settings" msgid="6027007337036891623">"Гучність натискання клавіш"</string>
diff --git a/java/res/values-vi/strings.xml b/java/res/values-vi/strings.xml
index 0196207..5d47058 100644
--- a/java/res/values-vi/strings.xml
+++ b/java/res/values-vi/strings.xml
@@ -83,8 +83,6 @@
     <string name="select_language" msgid="3693815588777926848">"Ngôn ngữ nhập"</string>
     <string name="hint_add_to_dictionary" msgid="573678656946085380">"Chạm lại để lưu"</string>
     <string name="has_dictionary" msgid="6071847973466625007">"Có sẵn từ điển"</string>
-    <string name="prefs_enable_log" msgid="6620424505072963557">"Bật phản hồi của người dùng"</string>
-    <string name="prefs_description_log" msgid="7525225584555429211">"Giúp cải tiến trình chỉnh sửa phương thức nhập này bằng cách tự động gửi thống kê sử dụng và báo cáo sự cố"</string>
     <string name="keyboard_layout" msgid="8451164783510487501">"Chủ đề bàn phím"</string>
     <string name="subtype_en_GB" msgid="88170601942311355">"Tiếng Anh (Anh)"</string>
     <string name="subtype_en_US" msgid="6160452336634534239">"Tiếng Anh (Mỹ)"</string>
@@ -117,7 +115,6 @@
     <string name="enable" msgid="5031294444630523247">"Bật"</string>
     <string name="not_now" msgid="6172462888202790482">"Để sau"</string>
     <string name="custom_input_style_already_exists" msgid="8008728952215449707">"Đã tồn tại kiểu nhập tương tự: <xliff:g id="INPUT_STYLE_NAME">%s</xliff:g>"</string>
-    <string name="prefs_usability_study_mode" msgid="1261130555134595254">"Chế độ nghiên cứu tính khả dụng"</string>
     <string name="prefs_key_longpress_timeout_settings" msgid="6102240298932897873">"Tgian chờ cho nhấn và giữ phím"</string>
     <string name="prefs_keypress_vibration_duration_settings" msgid="7918341459947439226">"Thời gian rung khi nhấn phím"</string>
     <string name="prefs_keypress_sound_volume_settings" msgid="6027007337036891623">"Âm lượng khi nhấn phím"</string>
diff --git a/java/res/values-zh-rCN/strings.xml b/java/res/values-zh-rCN/strings.xml
index 134b9d5..4f5cddd 100644
--- a/java/res/values-zh-rCN/strings.xml
+++ b/java/res/values-zh-rCN/strings.xml
@@ -83,8 +83,6 @@
     <string name="select_language" msgid="3693815588777926848">"输入语言"</string>
     <string name="hint_add_to_dictionary" msgid="573678656946085380">"再次触摸即可保存"</string>
     <string name="has_dictionary" msgid="6071847973466625007">"有可用词典"</string>
-    <string name="prefs_enable_log" msgid="6620424505072963557">"启用用户反馈"</string>
-    <string name="prefs_description_log" msgid="7525225584555429211">"自动发送使用情况统计信息和崩溃报告，帮助改进此输入法。"</string>
     <string name="keyboard_layout" msgid="8451164783510487501">"键盘主题"</string>
     <string name="subtype_en_GB" msgid="88170601942311355">"英语(英国)"</string>
     <string name="subtype_en_US" msgid="6160452336634534239">"英语(美国)"</string>
@@ -117,7 +115,6 @@
     <string name="enable" msgid="5031294444630523247">"启用"</string>
     <string name="not_now" msgid="6172462888202790482">"以后再说"</string>
     <string name="custom_input_style_already_exists" msgid="8008728952215449707">"已经存在相同的输入风格：<xliff:g id="INPUT_STYLE_NAME">%s</xliff:g>"</string>
-    <string name="prefs_usability_study_mode" msgid="1261130555134595254">"可用性研究模式"</string>
     <string name="prefs_key_longpress_timeout_settings" msgid="6102240298932897873">"按键长按延迟"</string>
     <string name="prefs_keypress_vibration_duration_settings" msgid="7918341459947439226">"按键振动时长"</string>
     <string name="prefs_keypress_sound_volume_settings" msgid="6027007337036891623">"按键音量"</string>
diff --git a/java/res/values-zh-rHK/strings.xml b/java/res/values-zh-rHK/strings.xml
index f2453a7..1d6030e 100644
--- a/java/res/values-zh-rHK/strings.xml
+++ b/java/res/values-zh-rHK/strings.xml
@@ -83,8 +83,6 @@
     <string name="select_language" msgid="3693815588777926848">"輸入語言"</string>
     <string name="hint_add_to_dictionary" msgid="573678656946085380">"再次輕觸即可儲存"</string>
     <string name="has_dictionary" msgid="6071847973466625007">"可使用字典"</string>
-    <string name="prefs_enable_log" msgid="6620424505072963557">"啟用用戶意見反映"</string>
-    <string name="prefs_description_log" msgid="7525225584555429211">"自動傳送使用統計資料和當機報告，協助改良這個輸入法編輯器"</string>
     <string name="keyboard_layout" msgid="8451164783510487501">"鍵盤主題"</string>
     <string name="subtype_en_GB" msgid="88170601942311355">"英文 (英國)"</string>
     <string name="subtype_en_US" msgid="6160452336634534239">"英文 (美國)"</string>
@@ -117,7 +115,6 @@
     <string name="enable" msgid="5031294444630523247">"啟用"</string>
     <string name="not_now" msgid="6172462888202790482">"暫時不要"</string>
     <string name="custom_input_style_already_exists" msgid="8008728952215449707">"已存在相同的輸入樣式：<xliff:g id="INPUT_STYLE_NAME">%s</xliff:g>"</string>
-    <string name="prefs_usability_study_mode" msgid="1261130555134595254">"可用性研究模式"</string>
     <string name="prefs_key_longpress_timeout_settings" msgid="6102240298932897873">"長按鍵延遲"</string>
     <string name="prefs_keypress_vibration_duration_settings" msgid="7918341459947439226">"按鍵震動時間"</string>
     <string name="prefs_keypress_sound_volume_settings" msgid="6027007337036891623">"按鍵音量"</string>
diff --git a/java/res/values-zh-rTW/strings.xml b/java/res/values-zh-rTW/strings.xml
index d9ee790..ae74d05 100644
--- a/java/res/values-zh-rTW/strings.xml
+++ b/java/res/values-zh-rTW/strings.xml
@@ -83,8 +83,6 @@
     <string name="select_language" msgid="3693815588777926848">"輸入語言"</string>
     <string name="hint_add_to_dictionary" msgid="573678656946085380">"再次輕觸即可儲存"</string>
     <string name="has_dictionary" msgid="6071847973466625007">"可用的字典"</string>
-    <string name="prefs_enable_log" msgid="6620424505072963557">"啟用使用者意見回饋"</string>
-    <string name="prefs_description_log" msgid="7525225584555429211">"自動傳送使用統計資料和當機報告，協助改善此輸入法編輯器"</string>
     <string name="keyboard_layout" msgid="8451164783510487501">"鍵盤主題"</string>
     <string name="subtype_en_GB" msgid="88170601942311355">"英文 (英國)"</string>
     <string name="subtype_en_US" msgid="6160452336634534239">"英文 (美國)"</string>
@@ -117,7 +115,6 @@
     <string name="enable" msgid="5031294444630523247">"啟用"</string>
     <string name="not_now" msgid="6172462888202790482">"暫時不要"</string>
     <string name="custom_input_style_already_exists" msgid="8008728952215449707">"已存在相同的輸入樣式：<xliff:g id="INPUT_STYLE_NAME">%s</xliff:g>"</string>
-    <string name="prefs_usability_study_mode" msgid="1261130555134595254">"使用習慣學習模式"</string>
     <string name="prefs_key_longpress_timeout_settings" msgid="6102240298932897873">"按鍵長按延遲"</string>
     <string name="prefs_keypress_vibration_duration_settings" msgid="7918341459947439226">"按鍵震動持續時間"</string>
     <string name="prefs_keypress_sound_volume_settings" msgid="6027007337036891623">"按鍵音量"</string>
diff --git a/java/res/values-zu/strings.xml b/java/res/values-zu/strings.xml
index 488fcdf..a0054cb 100644
--- a/java/res/values-zu/strings.xml
+++ b/java/res/values-zu/strings.xml
@@ -83,8 +83,6 @@
     <string name="select_language" msgid="3693815588777926848">"Izilimi zokufakwayo"</string>
     <string name="hint_add_to_dictionary" msgid="573678656946085380">"Thinta futhi ukuze ulondoloze"</string>
     <string name="has_dictionary" msgid="6071847973466625007">"Isichazamazwi siyatholakala"</string>
-    <string name="prefs_enable_log" msgid="6620424505072963557">"Vumela impendulo yomsebenzisi"</string>
-    <string name="prefs_description_log" msgid="7525225584555429211">"Siza ukuthuthukisa lo mhleli wendlela yokufaka ngokusithumela ngokuzenzakalela izibalo zokusetshenziswa nokukhubeka."</string>
     <string name="keyboard_layout" msgid="8451164783510487501">"Indikimba yekhibhodi"</string>
     <string name="subtype_en_GB" msgid="88170601942311355">"i-English(UK)"</string>
     <string name="subtype_en_US" msgid="6160452336634534239">"i-English (US)"</string>
@@ -117,7 +115,6 @@
     <string name="enable" msgid="5031294444630523247">"Nika amandla"</string>
     <string name="not_now" msgid="6172462888202790482">"Hhayi manje"</string>
     <string name="custom_input_style_already_exists" msgid="8008728952215449707">"Isitayela sokufaka esifanayo sesivele sikhona: <xliff:g id="INPUT_STYLE_NAME">%s</xliff:g>"</string>
-    <string name="prefs_usability_study_mode" msgid="1261130555134595254">"Imodi yesitadi yokusebenziseka"</string>
     <string name="prefs_key_longpress_timeout_settings" msgid="6102240298932897873">"Ukulibazisa ukucindezela isikhashana ukhiye"</string>
     <string name="prefs_keypress_vibration_duration_settings" msgid="7918341459947439226">"Ubude besikhathi sokudlidliza ukucindezela ukhiye"</string>
     <string name="prefs_keypress_sound_volume_settings" msgid="6027007337036891623">"Ivolumu yomsindo wokucindezela ukhiye"</string>
diff --git a/java/res/values/strings.xml b/java/res/values/strings.xml
index a053b0b..2ad7ce5 100644
--- a/java/res/values/strings.xml
+++ b/java/res/values/strings.xml
@@ -175,11 +175,6 @@
     <!-- Inform the user that a particular language has an available dictionary -->
     <string name="has_dictionary">Dictionary available</string>
 
-    <!-- Preferences item for enabling to send user statistics for development only diagnostics -->
-    <string name="prefs_enable_log">Enable user feedback</string>
-    <!-- Description for enabling to send user statistics for development only diagnostics -->
-    <string name="prefs_description_log">Help improve this input method editor by automatically sending usage statistics and crash reports</string>
-
     <!-- Title of the item to change the keyboard theme [CHAR LIMIT=20]-->
     <string name="keyboard_layout">Keyboard theme</string>
 
@@ -327,8 +322,6 @@
     <!-- Toast text to describe the same input style already exists [CHAR LIMIT=64]-->
     <string name="custom_input_style_already_exists">"The same input style already exists: <xliff:g id="INPUT_STYLE_NAME" example="English (Dvorak)">%s</xliff:g>"</string>
 
-    <!-- Title of an option for usability study mode -->
-    <string name="prefs_usability_study_mode">Usability study mode</string>
     <!-- Title of the settings for key long press delay [CHAR LIMIT=35] -->
     <string name="prefs_key_longpress_timeout_settings">Key long press delay</string>
     <!-- Title of the settings for keypress vibration duration [CHAR LIMIT=35] -->
diff --git a/java/res/xml/prefs_for_debug.xml b/java/res/xml/prefs_for_debug.xml
index c333b07..1a7fe71 100644
--- a/java/res/xml/prefs_for_debug.xml
+++ b/java/res/xml/prefs_for_debug.xml
@@ -21,12 +21,6 @@
     android:key="english_ime_debug_settings"
 >
     <CheckBoxPreference
-        android:key="enable_logging"
-        android:title="@string/prefs_enable_log"
-        android:summary="@string/prefs_description_log"
-        android:persistent="true"
-        android:defaultValue="false" />
-    <CheckBoxPreference
         android:key="debug_mode"
         android:title="@string/prefs_debug_mode"
         android:persistent="true"
@@ -37,11 +31,6 @@
         android:persistent="true"
         android:defaultValue="false" />
     <CheckBoxPreference
-        android:key="usability_study_mode"
-        android:title="@string/prefs_usability_study_mode"
-        android:persistent="true"
-        android:defaultValue="false" />
-    <CheckBoxPreference
         android:key="pref_sliding_key_input_preview"
         android:title="@string/sliding_key_input_preview"
         android:summary="@string/sliding_key_input_preview_summary"
diff --git a/java/src/com/android/inputmethod/keyboard/KeyboardSwitcher.java b/java/src/com/android/inputmethod/keyboard/KeyboardSwitcher.java
index 61d51d1..ef5fabb 100644
--- a/java/src/com/android/inputmethod/keyboard/KeyboardSwitcher.java
+++ b/java/src/com/android/inputmethod/keyboard/KeyboardSwitcher.java
@@ -33,7 +33,6 @@
 import com.android.inputmethod.keyboard.internal.KeyboardTextsSet;
 import com.android.inputmethod.latin.InputView;
 import com.android.inputmethod.latin.LatinIME;
-import com.android.inputmethod.latin.LatinImeLogger;
 import com.android.inputmethod.latin.R;
 import com.android.inputmethod.latin.RichInputMethodManager;
 import com.android.inputmethod.latin.SubtypeSwitcher;
@@ -127,7 +126,6 @@
             mKeyboardTextsSet.setLocale(mSubtypeSwitcher.getCurrentSubtypeLocale(), mThemeContext);
         } catch (KeyboardLayoutSetException e) {
             Log.w(TAG, "loading keyboard failed: " + e.mKeyboardId, e.getCause());
-            LatinImeLogger.logOnException(e.mKeyboardId.toString(), e.getCause());
             return;
         }
     }
diff --git a/java/src/com/android/inputmethod/keyboard/KeyboardTheme.java b/java/src/com/android/inputmethod/keyboard/KeyboardTheme.java
index 1f14aa2..60d9a05 100644
--- a/java/src/com/android/inputmethod/keyboard/KeyboardTheme.java
+++ b/java/src/com/android/inputmethod/keyboard/KeyboardTheme.java
@@ -81,20 +81,6 @@
         return mThemeId;
     }
 
-    // TODO: This method should be removed when {@link LatinImeLogger} is removed.
-    public int getCompatibleThemeIdForLogging() {
-        switch (mThemeId) {
-        case THEME_ID_ICS:
-            return 5;
-        case THEME_ID_KLP:
-            return 9;
-        case THEME_ID_LXX_DARK:
-            return 10;
-        default: // Invalid theme
-            return -1;
-        }
-    }
-
     private static KeyboardTheme searchKeyboardThemeById(final int themeId) {
         // TODO: This search algorithm isn't optimal if there are many themes.
         for (final KeyboardTheme theme : KEYBOARD_THEMES) {
diff --git a/java/src/com/android/inputmethod/keyboard/KeyboardView.java b/java/src/com/android/inputmethod/keyboard/KeyboardView.java
index ca7da6e..c4ca1c4 100644
--- a/java/src/com/android/inputmethod/keyboard/KeyboardView.java
+++ b/java/src/com/android/inputmethod/keyboard/KeyboardView.java
@@ -35,7 +35,6 @@
 import com.android.inputmethod.keyboard.internal.KeyDrawParams;
 import com.android.inputmethod.keyboard.internal.KeyVisualAttributes;
 import com.android.inputmethod.latin.Constants;
-import com.android.inputmethod.latin.LatinImeLogger;
 import com.android.inputmethod.latin.R;
 import com.android.inputmethod.latin.utils.TypefaceUtils;
 
@@ -185,7 +184,6 @@
      */
     public void setKeyboard(final Keyboard keyboard) {
         mKeyboard = keyboard;
-        LatinImeLogger.onSetKeyboard(keyboard);
         final int keyHeight = keyboard.mMostCommonKeyHeight - keyboard.mVerticalGap;
         mKeyDrawParams.updateParams(keyHeight, mKeyVisualAttributes);
         mKeyDrawParams.updateParams(keyHeight, keyboard.mKeyVisualAttributes);
@@ -353,9 +351,6 @@
         }
         canvas.translate(bgX, bgY);
         background.draw(canvas);
-        if (LatinImeLogger.sVISUALDEBUG) {
-            drawRectangle(canvas, 0.0f, 0.0f, bgWidth, bgHeight, 0x80c00000, new Paint());
-        }
         canvas.translate(-bgX, -bgY);
     }
 
@@ -367,10 +362,6 @@
         final float centerX = keyWidth * 0.5f;
         final float centerY = keyHeight * 0.5f;
 
-        if (LatinImeLogger.sVISUALDEBUG) {
-            drawRectangle(canvas, 0.0f, 0.0f, keyWidth, keyHeight, 0x800000c0, new Paint());
-        }
-
         // Draw key label.
         final Drawable icon = key.getIcon(mKeyboard.mIconsSet, params.mAnimAlpha);
         float positionX = centerX;
@@ -452,12 +443,6 @@
                     drawIcon(canvas, icon, iconX, iconY, iconWidth, iconHeight);
                 }
             }
-
-            if (LatinImeLogger.sVISUALDEBUG) {
-                final Paint line = new Paint();
-                drawHorizontalLine(canvas, baseline, keyWidth, 0xc0008000, line);
-                drawVerticalLine(canvas, positionX, keyHeight, 0xc0800080, line);
-            }
         }
 
         // Draw hint label.
@@ -497,12 +482,6 @@
                 paint.setTextAlign(Align.CENTER);
             }
             canvas.drawText(hintLabel, 0, hintLabel.length(), hintX, hintY + adjustmentY, paint);
-
-            if (LatinImeLogger.sVISUALDEBUG) {
-                final Paint line = new Paint();
-                drawHorizontalLine(canvas, (int)hintY, keyWidth, 0xc0808000, line);
-                drawVerticalLine(canvas, (int)hintX, keyHeight, 0xc0808000, line);
-            }
         }
 
         // Draw key icon.
@@ -514,26 +493,17 @@
                 iconWidth = Math.min(icon.getIntrinsicWidth(), keyWidth);
             }
             final int iconHeight = icon.getIntrinsicHeight();
-            final int iconX, alignX;
             final int iconY = key.isAlignButtom() ? keyHeight - iconHeight
                     : (keyHeight - iconHeight) / 2;
+            final int iconX;
             if (key.isAlignLeft()) {
                 iconX = mKeyLabelHorizontalPadding;
-                alignX = iconX;
             } else if (key.isAlignRight()) {
                 iconX = keyWidth - mKeyLabelHorizontalPadding - iconWidth;
-                alignX = iconX + iconWidth;
             } else { // Align center
                 iconX = (keyWidth - iconWidth) / 2;
-                alignX = iconX + iconWidth / 2;
             }
             drawIcon(canvas, icon, iconX, iconY, iconWidth, iconHeight);
-
-            if (LatinImeLogger.sVISUALDEBUG) {
-                final Paint line = new Paint();
-                drawVerticalLine(canvas, alignX, keyHeight, 0xc0800080, line);
-                drawRectangle(canvas, iconX, iconY, iconWidth, iconHeight, 0x80c00000, line);
-            }
         }
 
         if (key.hasPopupHint() && key.getMoreKeys() != null) {
@@ -555,12 +525,6 @@
                 - TypefaceUtils.getReferenceCharWidth(paint) / 2.0f;
         final float hintY = keyHeight - mKeyPopupHintLetterPadding;
         canvas.drawText(POPUP_HINT_CHAR, hintX, hintY, paint);
-
-        if (LatinImeLogger.sVISUALDEBUG) {
-            final Paint line = new Paint();
-            drawHorizontalLine(canvas, (int)hintY, keyWidth, 0xc0808000, line);
-            drawVerticalLine(canvas, (int)hintX, keyHeight, 0xc0808000, line);
-        }
     }
 
     protected static void drawIcon(final Canvas canvas, final Drawable icon, final int x,
@@ -571,32 +535,6 @@
         canvas.translate(-x, -y);
     }
 
-    private static void drawHorizontalLine(final Canvas canvas, final float y, final float w,
-            final int color, final Paint paint) {
-        paint.setStyle(Paint.Style.STROKE);
-        paint.setStrokeWidth(1.0f);
-        paint.setColor(color);
-        canvas.drawLine(0.0f, y, w, y, paint);
-    }
-
-    private static void drawVerticalLine(final Canvas canvas, final float x, final float h,
-            final int color, final Paint paint) {
-        paint.setStyle(Paint.Style.STROKE);
-        paint.setStrokeWidth(1.0f);
-        paint.setColor(color);
-        canvas.drawLine(x, 0.0f, x, h, paint);
-    }
-
-    private static void drawRectangle(final Canvas canvas, final float x, final float y,
-            final float w, final float h, final int color, final Paint paint) {
-        paint.setStyle(Paint.Style.STROKE);
-        paint.setStrokeWidth(1.0f);
-        paint.setColor(color);
-        canvas.translate(x, y);
-        canvas.drawRect(0.0f, 0.0f, w, h, paint);
-        canvas.translate(-x, -y);
-    }
-
     public Paint newLabelPaint(final Key key) {
         final Paint paint = new Paint();
         paint.setAntiAlias(true);
diff --git a/java/src/com/android/inputmethod/keyboard/MainKeyboardView.java b/java/src/com/android/inputmethod/keyboard/MainKeyboardView.java
index 4362a24..95258cc 100644
--- a/java/src/com/android/inputmethod/keyboard/MainKeyboardView.java
+++ b/java/src/com/android/inputmethod/keyboard/MainKeyboardView.java
@@ -52,14 +52,12 @@
 import com.android.inputmethod.keyboard.internal.SlidingKeyInputDrawingPreview;
 import com.android.inputmethod.keyboard.internal.TimerHandler;
 import com.android.inputmethod.latin.Constants;
-import com.android.inputmethod.latin.LatinImeLogger;
 import com.android.inputmethod.latin.R;
 import com.android.inputmethod.latin.SuggestedWords;
 import com.android.inputmethod.latin.settings.DebugSettings;
 import com.android.inputmethod.latin.utils.CoordinateUtils;
 import com.android.inputmethod.latin.utils.SpacebarLanguageUtils;
 import com.android.inputmethod.latin.utils.TypefaceUtils;
-import com.android.inputmethod.latin.utils.UsabilityStudyLogUtils;
 
 import java.util.WeakHashMap;
 
@@ -699,10 +697,6 @@
     }
 
     public boolean processMotionEvent(final MotionEvent me) {
-        if (LatinImeLogger.sUsabilityStudy) {
-            UsabilityStudyLogUtils.writeMotionEvent(me);
-        }
-
         final int index = me.getActionIndex();
         final int id = me.getPointerId(index);
         final PointerTracker tracker = PointerTracker.getPointerTracker(id);
diff --git a/java/src/com/android/inputmethod/latin/LatinIME.java b/java/src/com/android/inputmethod/latin/LatinIME.java
index a325416..d329d2c 100644
--- a/java/src/com/android/inputmethod/latin/LatinIME.java
+++ b/java/src/com/android/inputmethod/latin/LatinIME.java
@@ -626,8 +626,6 @@
         unregisterReceiver(mDictionaryPackInstallReceiver);
         unregisterReceiver(mDictionaryDumpBroadcastReceiver);
         PersonalizationDictionarySessionRegistrar.close(this);
-        LatinImeLogger.commit();
-        LatinImeLogger.onDestroy();
         StatsUtils.onDestroy();
         super.onDestroy();
     }
@@ -671,9 +669,6 @@
         if (hasSuggestionStripView()) {
             mSuggestionStripView.setListener(this, view);
         }
-        if (LatinImeLogger.sVISUALDEBUG) {
-            mKeyPreviewBackingView.setBackgroundColor(0x10FF0000);
-        }
     }
 
     @Override
@@ -755,7 +750,6 @@
             Log.w(TAG, "Use EditorInfo.IME_FLAG_FORCE_ASCII flag instead");
         }
 
-        LatinImeLogger.onStartInputView(editorInfo);
         // In landscape mode, this method gets called without the input view being created.
         if (mainKeyboardView == null) {
             return;
@@ -876,7 +870,6 @@
     private void onFinishInputInternal() {
         super.onFinishInput();
 
-        LatinImeLogger.commit();
         final MainKeyboardView mainKeyboardView = mKeyboardSwitcher.getMainKeyboardView();
         if (mainKeyboardView != null) {
             mainKeyboardView.closing();
@@ -963,7 +956,6 @@
 
     @Override
     public void hideWindow() {
-        LatinImeLogger.commit();
         mKeyboardSwitcher.onHideWindow();
 
         if (TRACE) Debug.stopMethodTracing();
diff --git a/java/src/com/android/inputmethod/latin/LatinImeLogger.java b/java/src/com/android/inputmethod/latin/LatinImeLogger.java
index 3f2b0a3..8fd36b9 100644
--- a/java/src/com/android/inputmethod/latin/LatinImeLogger.java
+++ b/java/src/com/android/inputmethod/latin/LatinImeLogger.java
@@ -16,76 +16,12 @@
 
 package com.android.inputmethod.latin;
 
-import android.content.SharedPreferences;
-import android.view.inputmethod.EditorInfo;
+import android.content.Context;
 
-import com.android.inputmethod.keyboard.Keyboard;
+// TODO: Rename this class name to make it more relevant.
+public final class LatinImeLogger {
+    public static final boolean sDBG = false;
 
-public final class LatinImeLogger implements SharedPreferences.OnSharedPreferenceChangeListener {
-
-    public static boolean sDBG = false;
-    public static boolean sVISUALDEBUG = false;
-    public static boolean sUsabilityStudy = false;
-
-    @Override
-    public void onSharedPreferenceChanged(SharedPreferences sharedPreferences, String key) {
-    }
-
-    public static void init(LatinIME context) {
-    }
-
-    public static void commit() {
-    }
-
-    public static boolean getUsabilityStudyMode(final SharedPreferences prefs) {
-        return false;
-    }
-
-    public static void onDestroy() {
-    }
-
-    public static void logOnManualSuggestion(
-            String before, String after, int position, SuggestedWords suggestedWords) {
-    }
-
-    public static void logOnAutoCorrectionForTyping(
-            String before, String after, int separatorCode) {
-    }
-
-    public static void logOnAutoCorrectionForGeometric(String before, String after,
-            int separatorCode, InputPointers inputPointers) {
-    }
-
-    public static void logOnAutoCorrectionCancelled() {
-    }
-
-    public static void logOnDelete(int x, int y) {
-    }
-
-    public static void logOnInputChar() {
-    }
-
-    public static void logOnInputSeparator() {
-    }
-
-    public static void logOnException(String metaData, Throwable e) {
-    }
-
-    public static void logOnWarning(String warning) {
-    }
-
-    public static void onStartInputView(EditorInfo editorInfo) {
-    }
-
-    public static void onStartSuggestion(CharSequence previousWords) {
-    }
-
-    public static void onAddSuggestedWord(String word, String sourceDictionaryId) {
-    }
-
-    public static void onSetKeyboard(Keyboard kb) {
-    }
-
-    public static void onPrintAllUsabilityStudyLogs() {
+    public static void init(Context context) {
     }
 }
diff --git a/java/src/com/android/inputmethod/latin/Suggest.java b/java/src/com/android/inputmethod/latin/Suggest.java
index 6c2f17c..9da0f84 100644
--- a/java/src/com/android/inputmethod/latin/Suggest.java
+++ b/java/src/com/android/inputmethod/latin/Suggest.java
@@ -76,7 +76,6 @@
             final boolean blockOffensiveWords, final boolean isCorrectionEnabled,
             final int[] additionalFeaturesOptions, final int sessionId, final int sequenceNumber,
             final OnGetSuggestedWordsCallback callback) {
-        LatinImeLogger.onStartSuggestion(prevWordsInfo.mPrevWord);
         if (wordComposer.isBatchMode()) {
             getSuggestedWordsForBatchInput(wordComposer, prevWordsInfo, proximityInfo,
                     blockOffensiveWords, additionalFeaturesOptions, sessionId, sequenceNumber,
@@ -100,7 +99,6 @@
         final String consideredWord = trailingSingleQuotesCount > 0
                 ? typedWord.substring(0, typedWord.length() - trailingSingleQuotesCount)
                 : typedWord;
-        LatinImeLogger.onAddSuggestedWord(typedWord, Dictionary.TYPE_USER_TYPED);
 
         final ArrayList<SuggestedWordInfo> rawSuggestions;
         if (ProductionFlag.INCLUDE_RAW_SUGGESTIONS) {
@@ -185,12 +183,6 @@
             }
         }
 
-        for (int i = 0; i < suggestionsCount; ++i) {
-            final SuggestedWordInfo wordInfo = suggestionsContainer.get(i);
-            LatinImeLogger.onAddSuggestedWord(wordInfo.mWord.toString(),
-                    wordInfo.mSourceDict.mDictType);
-        }
-
         if (!TextUtils.isEmpty(typedWord)) {
             suggestionsContainer.add(0, new SuggestedWordInfo(typedWord,
                     SuggestedWordInfo.MAX_SCORE, SuggestedWordInfo.KIND_TYPED,
@@ -232,10 +224,6 @@
         final SuggestionResults suggestionResults = mDictionaryFacilitator.getSuggestionResults(
                 wordComposer, prevWordsInfo, proximityInfo, blockOffensiveWords,
                 additionalFeaturesOptions, sessionId, rawSuggestions);
-        for (SuggestedWordInfo wordInfo : suggestionResults) {
-            LatinImeLogger.onAddSuggestedWord(wordInfo.mWord, wordInfo.mSourceDict.mDictType);
-        }
-
         final ArrayList<SuggestedWordInfo> suggestionsContainer =
                 new ArrayList<>(suggestionResults);
         final int suggestionsCount = suggestionsContainer.size();
diff --git a/java/src/com/android/inputmethod/latin/inputlogic/InputLogic.java b/java/src/com/android/inputmethod/latin/inputlogic/InputLogic.java
index 71be18c..4fac5ed 100644
--- a/java/src/com/android/inputmethod/latin/inputlogic/InputLogic.java
+++ b/java/src/com/android/inputmethod/latin/inputlogic/InputLogic.java
@@ -49,7 +49,6 @@
 import com.android.inputmethod.latin.suggestions.SuggestionStripViewAccessor;
 import com.android.inputmethod.latin.utils.AsyncResultHolder;
 import com.android.inputmethod.latin.utils.InputTypeUtils;
-import com.android.inputmethod.latin.utils.LatinImeLoggerUtils;
 import com.android.inputmethod.latin.utils.RecapitalizeStatus;
 import com.android.inputmethod.latin.utils.StringUtils;
 import com.android.inputmethod.latin.utils.TextRange;
@@ -230,8 +229,6 @@
         // If this is a punctuation picked from the suggestion strip, pass it to onCodeInput
         if (suggestion.length() == 1 && suggestedWords.isPunctuationSuggestions()) {
             // Word separators are suggested before the user inputs something.
-            // So, LatinImeLogger logs "" as a user's input.
-            LatinImeLogger.logOnManualSuggestion("", suggestion, index, suggestedWords);
             // Rely on onCodeInput to do the complicated swapping/stripping logic consistently.
             final Event event = Event.createPunctuationSuggestionPickedEvent(suggestionInfo);
             return onCodeInput(settingsValues, event, keyboardShiftState, handler);
@@ -269,7 +266,6 @@
         // We need to log before we commit, because the word composer will store away the user
         // typed word.
         final String replacedWord = mWordComposer.getTypedWord();
-        LatinImeLogger.logOnManualSuggestion(replacedWord, suggestion, index, suggestedWords);
         commitChosenWord(settingsValues, suggestion,
                 LastComposedWord.COMMIT_TYPE_MANUAL_PICK, LastComposedWord.NOT_A_SEPARATOR);
         mConnection.endBatchEdit();
@@ -286,10 +282,6 @@
                         || suggestionInfo.isKindOf(SuggestedWordInfo.KIND_OOV_CORRECTION))
                         && !mDictionaryFacilitator.isValidWord(suggestion, true /* ignoreCase */);
 
-        if (settingsValues.mIsInternal) {
-            LatinImeLoggerUtils.onSeparator((char)Constants.CODE_SPACE,
-                    Constants.NOT_A_COORDINATE, Constants.NOT_A_COORDINATE);
-        }
         if (showingAddToDictionaryHint && mDictionaryFacilitator.isUserDictionaryEnabled()) {
             mSuggestionStripViewAccessor.showAddToDictionaryHint(suggestion);
         } else {
@@ -405,7 +397,6 @@
             switch (event.mKeyCode) {
             case Constants.CODE_DELETE:
                 handleBackspace(inputTransaction);
-                LatinImeLogger.logOnDelete(event.mX, event.mY);
                 break;
             case Constants.CODE_SHIFT:
                 performRecapitalization(inputTransaction.mSettingsValues);
@@ -511,12 +502,6 @@
         ++mAutoCommitSequenceNumber;
         mConnection.beginBatchEdit();
         if (mWordComposer.isComposingWord()) {
-            if (settingsValues.mIsInternal) {
-                if (mWordComposer.isBatchMode()) {
-                    LatinImeLoggerUtils.onAutoCorrection("", mWordComposer.getTypedWord(), " ",
-                            mWordComposer);
-                }
-            }
             if (mWordComposer.isCursorFrontOrMiddleOfComposingWord()) {
                 // If we are in the middle of a recorrection, we need to commit the recorrection
                 // first so that we can insert the batch input at the current cursor position.
@@ -656,19 +641,9 @@
                 || Character.getType(codePoint) == Character.OTHER_SYMBOL) {
             didAutoCorrect = handleSeparator(inputTransaction,
                     inputTransaction.mEvent.isSuggestionStripPress(), handler);
-            if (inputTransaction.mSettingsValues.mIsInternal) {
-                LatinImeLoggerUtils.onSeparator((char)codePoint,
-                        inputTransaction.mEvent.mX, inputTransaction.mEvent.mY);
-            }
         } else {
             didAutoCorrect = false;
             if (SpaceState.PHANTOM == inputTransaction.mSpaceState) {
-                if (inputTransaction.mSettingsValues.mIsInternal) {
-                    if (mWordComposer.isComposingWord() && mWordComposer.isBatchMode()) {
-                        LatinImeLoggerUtils.onAutoCorrection("", mWordComposer.getTypedWord(), " ",
-                                mWordComposer);
-                    }
-                }
                 if (mWordComposer.isCursorFrontOrMiddleOfComposingWord()) {
                     // If we are in the middle of a recorrection, we need to commit the recorrection
                     // first so that we can insert the character at the current cursor position.
@@ -767,10 +742,6 @@
             mSuggestionStripViewAccessor.dismissAddToDictionaryHint();
         }
         inputTransaction.setRequiresUpdateSuggestions();
-        if (settingsValues.mIsInternal) {
-            LatinImeLoggerUtils.onNonSeparator((char)codePoint, inputTransaction.mEvent.mX,
-                    inputTransaction.mEvent.mY);
-        }
     }
 
     /**
@@ -925,9 +896,6 @@
             inputTransaction.setRequiresUpdateSuggestions();
         } else {
             if (mLastComposedWord.canRevertCommit()) {
-                if (inputTransaction.mSettingsValues.mIsInternal) {
-                    LatinImeLoggerUtils.onAutoCorrectionCancellation();
-                }
                 revertCommit(inputTransaction);
                 return;
             }
@@ -1473,10 +1441,6 @@
                     mLatinIME.getCoordinatesForCurrentKeyboard(codePoints), prevWordsInfo);
             mConnection.setComposingText(textToCommit, 1);
         }
-        if (inputTransaction.mSettingsValues.mIsInternal) {
-            LatinImeLoggerUtils.onSeparator(mLastComposedWord.mSeparatorString,
-                    Constants.NOT_A_COORDINATE, Constants.NOT_A_COORDINATE);
-        }
         // Don't restart suggestion yet. We'll restart if the user deletes the separator.
         mLastComposedWord = LastComposedWord.NOT_A_COMPOSED_WORD;
         // We have a separator between the word and the cursor: we should show predictions.
@@ -1878,10 +1842,6 @@
                 throw new RuntimeException("We have an auto-correction but the typed word "
                         + "is empty? Impossible! I must commit suicide.");
             }
-            if (settingsValues.mIsInternal) {
-                LatinImeLoggerUtils.onAutoCorrection(
-                        typedWord, autoCorrection, separator, mWordComposer);
-            }
             commitChosenWord(settingsValues, autoCorrection,
                     LastComposedWord.COMMIT_TYPE_DECIDED_WORD, separator);
             if (!typedWord.equals(autoCorrection)) {
diff --git a/java/src/com/android/inputmethod/latin/settings/DebugSettings.java b/java/src/com/android/inputmethod/latin/settings/DebugSettings.java
index 5fa15f4..9e7e07e 100644
--- a/java/src/com/android/inputmethod/latin/settings/DebugSettings.java
+++ b/java/src/com/android/inputmethod/latin/settings/DebugSettings.java
@@ -29,7 +29,6 @@
 
 import com.android.inputmethod.latin.Dictionary;
 import com.android.inputmethod.latin.DictionaryDumpBroadcastReceiver;
-import com.android.inputmethod.latin.LatinImeLogger;
 import com.android.inputmethod.latin.R;
 import com.android.inputmethod.latin.debug.ExternalDictionaryGetterForDebug;
 import com.android.inputmethod.latin.utils.ApplicationUtils;
@@ -40,8 +39,6 @@
 
     public static final String PREF_DEBUG_MODE = "debug_mode";
     public static final String PREF_FORCE_NON_DISTINCT_MULTITOUCH = "force_non_distinct_multitouch";
-    public static final String PREF_USABILITY_STUDY_MODE = "usability_study_mode";
-    public static final String PREF_STATISTICS_LOGGING = "enable_logging";
     public static final String PREF_KEY_PREVIEW_SHOW_UP_START_SCALE =
             "pref_key_preview_show_up_start_scale";
     public static final String PREF_KEY_PREVIEW_DISMISS_END_SCALE =
@@ -58,11 +55,8 @@
     public static final String PREF_SLIDING_KEY_INPUT_PREVIEW = "pref_sliding_key_input_preview";
     public static final String PREF_KEY_LONGPRESS_TIMEOUT = "pref_key_longpress_timeout";
 
-    private static final boolean SHOW_STATISTICS_LOGGING = false;
-
     private boolean mServiceNeedsRestart = false;
     private CheckBoxPreference mDebugMode;
-    private CheckBoxPreference mStatisticsLoggingPref;
 
     @Override
     public void onCreate(Bundle icicle) {
@@ -71,20 +65,6 @@
         SharedPreferences prefs = getPreferenceManager().getSharedPreferences();
         prefs.registerOnSharedPreferenceChangeListener(this);
 
-        final Preference usabilityStudyPref = findPreference(PREF_USABILITY_STUDY_MODE);
-        if (usabilityStudyPref instanceof CheckBoxPreference) {
-            final CheckBoxPreference checkbox = (CheckBoxPreference)usabilityStudyPref;
-            checkbox.setChecked(prefs.getBoolean(PREF_USABILITY_STUDY_MODE,
-                    LatinImeLogger.getUsabilityStudyMode(prefs)));
-        }
-        final Preference statisticsLoggingPref = findPreference(PREF_STATISTICS_LOGGING);
-        if (statisticsLoggingPref instanceof CheckBoxPreference) {
-            mStatisticsLoggingPref = (CheckBoxPreference) statisticsLoggingPref;
-            if (!SHOW_STATISTICS_LOGGING) {
-                getPreferenceScreen().removePreference(statisticsLoggingPref);
-            }
-        }
-
         final PreferenceScreen readExternalDictionary =
                 (PreferenceScreen) findPreference(PREF_READ_EXTERNAL_DICTIONARY);
         if (null != readExternalDictionary) {
@@ -162,27 +142,22 @@
     @Override
     public void onStop() {
         super.onStop();
-        if (mServiceNeedsRestart) Process.killProcess(Process.myPid());
+        if (mServiceNeedsRestart) {
+            Process.killProcess(Process.myPid());
+        }
     }
 
     @Override
     public void onSharedPreferenceChanged(SharedPreferences prefs, String key) {
-        if (key.equals(PREF_DEBUG_MODE)) {
-            if (mDebugMode != null) {
-                mDebugMode.setChecked(prefs.getBoolean(PREF_DEBUG_MODE, false));
-                final boolean checked = mDebugMode.isChecked();
-                if (mStatisticsLoggingPref != null) {
-                    if (checked) {
-                        getPreferenceScreen().addPreference(mStatisticsLoggingPref);
-                    } else {
-                        getPreferenceScreen().removePreference(mStatisticsLoggingPref);
-                    }
-                }
-                updateDebugMode();
-                mServiceNeedsRestart = true;
-            }
-        } else if (key.equals(PREF_FORCE_NON_DISTINCT_MULTITOUCH)) {
+        if (key.equals(PREF_DEBUG_MODE) && mDebugMode != null) {
+            mDebugMode.setChecked(prefs.getBoolean(PREF_DEBUG_MODE, false));
+            updateDebugMode();
             mServiceNeedsRestart = true;
+            return;
+        }
+        if (key.equals(PREF_FORCE_NON_DISTINCT_MULTITOUCH)) {
+            mServiceNeedsRestart = true;
+            return;
         }
     }
 
diff --git a/java/src/com/android/inputmethod/latin/settings/Settings.java b/java/src/com/android/inputmethod/latin/settings/Settings.java
index 48219f6..2358477 100644
--- a/java/src/com/android/inputmethod/latin/settings/Settings.java
+++ b/java/src/com/android/inputmethod/latin/settings/Settings.java
@@ -332,10 +332,6 @@
                 R.array.keypress_vibration_durations, DEFAULT_KEYPRESS_VIBRATION_DURATION));
     }
 
-    public static boolean readUsabilityStudyMode(final SharedPreferences prefs) {
-        return prefs.getBoolean(DebugSettings.PREF_USABILITY_STUDY_MODE, true);
-    }
-
     public static float readKeyPreviewAnimationScale(final SharedPreferences prefs,
             final String prefKey, final float defaultValue) {
         final float fraction = prefs.getFloat(prefKey, UNDEFINED_PREFERENCE_VALUE_FLOAT);
diff --git a/java/src/com/android/inputmethod/latin/utils/LatinImeLoggerUtils.java b/java/src/com/android/inputmethod/latin/utils/LatinImeLoggerUtils.java
deleted file mode 100644
index d14ba50..0000000
--- a/java/src/com/android/inputmethod/latin/utils/LatinImeLoggerUtils.java
+++ /dev/null
@@ -1,77 +0,0 @@
-/*
- * Copyright (C) 2013 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.android.inputmethod.latin.utils;
-
-import android.text.TextUtils;
-
-import com.android.inputmethod.latin.Constants;
-import com.android.inputmethod.latin.LatinImeLogger;
-import com.android.inputmethod.latin.WordComposer;
-
-public final class LatinImeLoggerUtils {
-    private LatinImeLoggerUtils() {
-        // This utility class is not publicly instantiable.
-    }
-
-    public static void onNonSeparator(final char code, final int x, final int y) {
-        UserLogRingCharBuffer.getInstance().push(code, x, y);
-        LatinImeLogger.logOnInputChar();
-    }
-
-    public static void onSeparator(final int code, final int x, final int y) {
-        // Helper method to log a single code point separator
-        // TODO: cache this mapping of a code point to a string in a sparse array in StringUtils
-        onSeparator(StringUtils.newSingleCodePointString(code), x, y);
-    }
-
-    public static void onSeparator(final String separator, final int x, final int y) {
-        final int length = separator.length();
-        for (int i = 0; i < length; i = Character.offsetByCodePoints(separator, i, 1)) {
-            int codePoint = Character.codePointAt(separator, i);
-            // TODO: accept code points
-            UserLogRingCharBuffer.getInstance().push((char)codePoint, x, y);
-        }
-        LatinImeLogger.logOnInputSeparator();
-    }
-
-    public static void onAutoCorrection(final String typedWord, final String correctedWord,
-            final String separatorString, final WordComposer wordComposer) {
-        final boolean isBatchMode = wordComposer.isBatchMode();
-        if (!isBatchMode && TextUtils.isEmpty(typedWord)) {
-            return;
-        }
-        // TODO: this fails when the separator is more than 1 code point long, but
-        // the backend can't handle it yet. The only case when this happens is with
-        // smileys and other multi-character keys.
-        final int codePoint = TextUtils.isEmpty(separatorString) ? Constants.NOT_A_CODE
-                : separatorString.codePointAt(0);
-        if (!isBatchMode) {
-            LatinImeLogger.logOnAutoCorrectionForTyping(typedWord, correctedWord, codePoint);
-        } else {
-            if (!TextUtils.isEmpty(correctedWord)) {
-                // We must make sure that InputPointer contains only the relative timestamps,
-                // not actual timestamps.
-                LatinImeLogger.logOnAutoCorrectionForGeometric(
-                        "", correctedWord, codePoint, wordComposer.getInputPointers());
-            }
-        }
-    }
-
-    public static void onAutoCorrectionCancellation() {
-        LatinImeLogger.logOnAutoCorrectionCancelled();
-    }
-}
diff --git a/java/src/com/android/inputmethod/latin/utils/UsabilityStudyLogUtils.java b/java/src/com/android/inputmethod/latin/utils/UsabilityStudyLogUtils.java
deleted file mode 100644
index fac932d..0000000
--- a/java/src/com/android/inputmethod/latin/utils/UsabilityStudyLogUtils.java
+++ /dev/null
@@ -1,292 +0,0 @@
-/*
- * Copyright (C) 2016 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.android.inputmethod.latin.utils;
-
-import android.content.Intent;
-import android.content.pm.PackageManager;
-import android.inputmethodservice.InputMethodService;
-import android.net.Uri;
-import android.os.Environment;
-import android.os.Handler;
-import android.os.HandlerThread;
-import android.os.Process;
-import android.util.Log;
-import android.view.MotionEvent;
-
-import com.android.inputmethod.latin.LatinImeLogger;
-
-import java.io.BufferedReader;
-import java.io.File;
-import java.io.FileInputStream;
-import java.io.FileNotFoundException;
-import java.io.FileOutputStream;
-import java.io.FileReader;
-import java.io.IOException;
-import java.io.PrintWriter;
-import java.nio.channels.FileChannel;
-import java.text.SimpleDateFormat;
-import java.util.Date;
-import java.util.Locale;
-
-public final class UsabilityStudyLogUtils {
-    private static final String USABILITY_TAG = UsabilityStudyLogUtils.class.getSimpleName();
-    private static final String FILENAME = "log.txt";
-    private final Handler mLoggingHandler;
-    private File mFile;
-    private File mDirectory;
-    private InputMethodService mIms;
-    private PrintWriter mWriter;
-    private final Date mDate;
-    private final SimpleDateFormat mDateFormat;
-
-    private UsabilityStudyLogUtils() {
-        mDate = new Date();
-        mDateFormat = new SimpleDateFormat("yyyyMMdd-HHmmss.SSSZ", Locale.US);
-
-        HandlerThread handlerThread = new HandlerThread("UsabilityStudyLogUtils logging task",
-                Process.THREAD_PRIORITY_BACKGROUND);
-        handlerThread.start();
-        mLoggingHandler = new Handler(handlerThread.getLooper());
-    }
-
-    // Initialization-on-demand holder
-    private static final class OnDemandInitializationHolder {
-        public static final UsabilityStudyLogUtils sInstance = new UsabilityStudyLogUtils();
-    }
-
-    public static UsabilityStudyLogUtils getInstance() {
-        return OnDemandInitializationHolder.sInstance;
-    }
-
-    public void init(final InputMethodService ims) {
-        mIms = ims;
-        mDirectory = ims.getFilesDir();
-    }
-
-    private void createLogFileIfNotExist() {
-        if ((mFile == null || !mFile.exists())
-                && (mDirectory != null && mDirectory.exists())) {
-            try {
-                mWriter = getPrintWriter(mDirectory, FILENAME, false);
-            } catch (final IOException e) {
-                Log.e(USABILITY_TAG, "Can't create log file.");
-            }
-        }
-    }
-
-    public static void writeBackSpace(final int x, final int y) {
-        UsabilityStudyLogUtils.getInstance().write("<backspace>\t" + x + "\t" + y);
-    }
-
-    public static void writeChar(final char c, final int x, final int y) {
-        String inputChar = String.valueOf(c);
-        switch (c) {
-            case '\n':
-                inputChar = "<enter>";
-                break;
-            case '\t':
-                inputChar = "<tab>";
-                break;
-            case ' ':
-                inputChar = "<space>";
-                break;
-        }
-        UsabilityStudyLogUtils.getInstance().write(inputChar + "\t" + x + "\t" + y);
-        LatinImeLogger.onPrintAllUsabilityStudyLogs();
-    }
-
-    public static void writeMotionEvent(final MotionEvent me) {
-        final int action = me.getActionMasked();
-        final long eventTime = me.getEventTime();
-        final int pointerCount = me.getPointerCount();
-        for (int index = 0; index < pointerCount; index++) {
-            final int id = me.getPointerId(index);
-            final int x = (int)me.getX(index);
-            final int y = (int)me.getY(index);
-            final float size = me.getSize(index);
-            final float pressure = me.getPressure(index);
-
-            final String eventTag;
-            switch (action) {
-            case MotionEvent.ACTION_UP:
-                eventTag = "[Up]";
-                break;
-            case MotionEvent.ACTION_DOWN:
-                eventTag = "[Down]";
-                break;
-            case MotionEvent.ACTION_POINTER_UP:
-                eventTag = "[PointerUp]";
-                break;
-            case MotionEvent.ACTION_POINTER_DOWN:
-                eventTag = "[PointerDown]";
-                break;
-            case MotionEvent.ACTION_MOVE:
-                eventTag = "[Move]";
-                break;
-            default:
-                eventTag = "[Action" + action + "]";
-                break;
-            }
-            getInstance().write(eventTag + eventTime + "," + id + "," + x + "," + y + "," + size
-                    + "," + pressure);
-        }
-    }
-
-    public void write(final String log) {
-        mLoggingHandler.post(new Runnable() {
-            @Override
-            public void run() {
-                createLogFileIfNotExist();
-                final long currentTime = System.currentTimeMillis();
-                mDate.setTime(currentTime);
-
-                final String printString = String.format(Locale.US, "%s\t%d\t%s\n",
-                        mDateFormat.format(mDate), currentTime, log);
-                if (LatinImeLogger.sDBG) {
-                    Log.d(USABILITY_TAG, "Write: " + log);
-                }
-                mWriter.print(printString);
-            }
-        });
-    }
-
-    private synchronized String getBufferedLogs() {
-        mWriter.flush();
-        final StringBuilder sb = new StringBuilder();
-        final BufferedReader br = getBufferedReader();
-        String line;
-        try {
-            while ((line = br.readLine()) != null) {
-                sb.append('\n');
-                sb.append(line);
-            }
-        } catch (final IOException e) {
-            Log.e(USABILITY_TAG, "Can't read log file.");
-        } finally {
-            if (LatinImeLogger.sDBG) {
-                Log.d(USABILITY_TAG, "Got all buffered logs\n" + sb.toString());
-            }
-            try {
-                br.close();
-            } catch (final IOException e) {
-                // ignore.
-            }
-        }
-        return sb.toString();
-    }
-
-    public void emailUsabilityStudyLogsAll() {
-        mLoggingHandler.post(new Runnable() {
-            @Override
-            public void run() {
-                final Date date = new Date();
-                date.setTime(System.currentTimeMillis());
-                final String currentDateTimeString =
-                        new SimpleDateFormat("yyyyMMdd-HHmmssZ", Locale.US).format(date);
-                if (mFile == null) {
-                    Log.w(USABILITY_TAG, "No internal log file found.");
-                    return;
-                }
-                if (mIms.checkCallingOrSelfPermission(
-                            android.Manifest.permission.WRITE_EXTERNAL_STORAGE)
-                                    != PackageManager.PERMISSION_GRANTED) {
-                    Log.w(USABILITY_TAG, "Doesn't have the permission WRITE_EXTERNAL_STORAGE");
-                    return;
-                }
-                mWriter.flush();
-                final String destPath = Environment.getExternalStorageDirectory()
-                        + "/usability-" + currentDateTimeString + ".log";
-                final File destFile = new File(destPath);
-                try {
-                    final FileInputStream srcStream = new FileInputStream(mFile);
-                    final FileOutputStream destStream = new FileOutputStream(destFile);
-                    final FileChannel src = srcStream.getChannel();
-                    final FileChannel dest = destStream.getChannel();
-                    src.transferTo(0, src.size(), dest);
-                    src.close();
-                    srcStream.close();
-                    dest.close();
-                    destStream.close();
-                } catch (final FileNotFoundException e1) {
-                    Log.w(USABILITY_TAG, e1);
-                    return;
-                } catch (final IOException e2) {
-                    Log.w(USABILITY_TAG, e2);
-                    return;
-                }
-                if (!destFile.exists()) {
-                    Log.w(USABILITY_TAG, "Dest file doesn't exist.");
-                    return;
-                }
-                final Intent intent = new Intent(Intent.ACTION_SEND);
-                intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
-                if (LatinImeLogger.sDBG) {
-                    Log.d(USABILITY_TAG, "Destination file URI is " + destFile.toURI());
-                }
-                intent.setType("text/plain");
-                intent.putExtra(Intent.EXTRA_STREAM, Uri.parse("file://" + destPath));
-                intent.putExtra(Intent.EXTRA_SUBJECT,
-                        "[Usability Study Logs] " + currentDateTimeString);
-                mIms.startActivity(intent);
-            }
-        });
-    }
-
-    public void printAll() {
-        mLoggingHandler.post(new Runnable() {
-            @Override
-            public void run() {
-                mIms.getCurrentInputConnection().commitText(getBufferedLogs(), 0);
-            }
-        });
-    }
-
-    public void clearAll() {
-        mLoggingHandler.post(new Runnable() {
-            @Override
-            public void run() {
-                if (mFile != null && mFile.exists()) {
-                    if (LatinImeLogger.sDBG) {
-                        Log.d(USABILITY_TAG, "Delete log file.");
-                    }
-                    mFile.delete();
-                    mWriter.close();
-                }
-            }
-        });
-    }
-
-    private BufferedReader getBufferedReader() {
-        createLogFileIfNotExist();
-        try {
-            return new BufferedReader(new FileReader(mFile));
-        } catch (final FileNotFoundException e) {
-            return null;
-        }
-    }
-
-    private PrintWriter getPrintWriter(final File dir, final String filename,
-            final boolean renew) throws IOException {
-        mFile = new File(dir, filename);
-        if (mFile.exists()) {
-            if (renew) {
-                mFile.delete();
-            }
-        }
-        return new PrintWriter(new FileOutputStream(mFile), true /* autoFlush */);
-    }
-}
diff --git a/java/src/com/android/inputmethod/latin/utils/UserLogRingCharBuffer.java b/java/src/com/android/inputmethod/latin/utils/UserLogRingCharBuffer.java
deleted file mode 100644
index cf0ce0d..0000000
--- a/java/src/com/android/inputmethod/latin/utils/UserLogRingCharBuffer.java
+++ /dev/null
@@ -1,137 +0,0 @@
-/*
- * Copyright (C) 2013 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.android.inputmethod.latin.utils;
-
-import android.inputmethodservice.InputMethodService;
-
-import com.android.inputmethod.annotations.UsedForTesting;
-import com.android.inputmethod.latin.LatinImeLogger;
-import com.android.inputmethod.latin.settings.Settings;
-
-public final class UserLogRingCharBuffer {
-    public /* for test */ static final int BUFSIZE = 20;
-    public /* for test */ int mLength = 0;
-
-    private static UserLogRingCharBuffer sUserLogRingCharBuffer = new UserLogRingCharBuffer();
-    private static final char PLACEHOLDER_DELIMITER_CHAR = '\uFFFC';
-    private static final int INVALID_COORDINATE = -2;
-    private boolean mEnabled = false;
-    private int mEnd = 0;
-    private char[] mCharBuf = new char[BUFSIZE];
-    private int[] mXBuf = new int[BUFSIZE];
-    private int[] mYBuf = new int[BUFSIZE];
-
-    private UserLogRingCharBuffer() {
-        // Intentional empty constructor for singleton.
-    }
-
-    @UsedForTesting
-    public static UserLogRingCharBuffer getInstance() {
-        return sUserLogRingCharBuffer;
-    }
-
-    public static UserLogRingCharBuffer init(final InputMethodService context,
-            final boolean enabled, final boolean usabilityStudy) {
-        if (!(enabled || usabilityStudy)) {
-            return null;
-        }
-        sUserLogRingCharBuffer.mEnabled = true;
-        UsabilityStudyLogUtils.getInstance().init(context);
-        return sUserLogRingCharBuffer;
-    }
-
-    private static int normalize(final int in) {
-        int ret = in % BUFSIZE;
-        return ret < 0 ? ret + BUFSIZE : ret;
-    }
-
-    // TODO: accept code points
-    @UsedForTesting
-    public void push(final char c, final int x, final int y) {
-        if (!mEnabled) {
-            return;
-        }
-        if (LatinImeLogger.sUsabilityStudy) {
-            UsabilityStudyLogUtils.writeChar(c, x, y);
-        }
-        mCharBuf[mEnd] = c;
-        mXBuf[mEnd] = x;
-        mYBuf[mEnd] = y;
-        mEnd = normalize(mEnd + 1);
-        if (mLength < BUFSIZE) {
-            ++mLength;
-        }
-    }
-
-    public char pop() {
-        if (mLength < 1) {
-            return PLACEHOLDER_DELIMITER_CHAR;
-        }
-        mEnd = normalize(mEnd - 1);
-        --mLength;
-        return mCharBuf[mEnd];
-    }
-
-    public char getBackwardNthChar(final int n) {
-        if (mLength <= n || n < 0) {
-            return PLACEHOLDER_DELIMITER_CHAR;
-        }
-        return mCharBuf[normalize(mEnd - n - 1)];
-    }
-
-    public int getPreviousX(final char c, final int back) {
-        final int index = normalize(mEnd - 2 - back);
-        if (mLength <= back
-                || Character.toLowerCase(c) != Character.toLowerCase(mCharBuf[index])) {
-            return INVALID_COORDINATE;
-        }
-        return mXBuf[index];
-    }
-
-    public int getPreviousY(final char c, final int back) {
-        int index = normalize(mEnd - 2 - back);
-        if (mLength <= back
-                || Character.toLowerCase(c) != Character.toLowerCase(mCharBuf[index])) {
-            return INVALID_COORDINATE;
-        }
-        return mYBuf[index];
-    }
-
-    public String getLastWord(final int ignoreCharCount) {
-        final StringBuilder sb = new StringBuilder();
-        int i = ignoreCharCount;
-        for (; i < mLength; ++i) {
-            final char c = mCharBuf[normalize(mEnd - 1 - i)];
-            if (!Settings.getInstance().isWordSeparator(c)) {
-                break;
-            }
-        }
-        for (; i < mLength; ++i) {
-            char c = mCharBuf[normalize(mEnd - 1 - i)];
-            if (!Settings.getInstance().isWordSeparator(c)) {
-                sb.append(c);
-            } else {
-                break;
-            }
-        }
-        return sb.reverse().toString();
-    }
-
-    public void reset() {
-        mLength = 0;
-    }
-}