New flag for the internal settings

Change-Id: I81e69a6cda833a0d2c59a73388321ed11e0bd5b3
diff --git a/java/src/com/android/inputmethod/latin/Settings.java b/java/src/com/android/inputmethod/latin/Settings.java
index 6251c9a..180f6c5 100644
--- a/java/src/com/android/inputmethod/latin/Settings.java
+++ b/java/src/com/android/inputmethod/latin/Settings.java
@@ -44,7 +44,7 @@
 
 public class Settings extends InputMethodSettingsFragment
         implements SharedPreferences.OnSharedPreferenceChangeListener {
-    public static final boolean ENABLE_EXPERIMENTAL_SETTINGS = false;
+    public static final boolean ENABLE_INTERNAL_SETTINGS = ProductionFlag.IS_INTERNAL;
 
     // In the same order as xml/prefs.xml
     public static final String PREF_GENERAL_SETTINGS = "general_settings";
@@ -220,7 +220,7 @@
 
         final boolean showUsabilityStudyModeOption =
                 res.getBoolean(R.bool.config_enable_usability_study_mode_option)
-                        || ProductionFlag.IS_EXPERIMENTAL || ENABLE_EXPERIMENTAL_SETTINGS;
+                        || ProductionFlag.IS_EXPERIMENTAL || ENABLE_INTERNAL_SETTINGS;
         final Preference usabilityStudyPref = findPreference(PREF_USABILITY_STUDY_MODE);
         if (!showUsabilityStudyModeOption) {
             if (usabilityStudyPref != null) {
diff --git a/java/src/com/android/inputmethod/latin/define/ProductionFlag.java b/java/src/com/android/inputmethod/latin/define/ProductionFlag.java
index de20576..52c066a 100644
--- a/java/src/com/android/inputmethod/latin/define/ProductionFlag.java
+++ b/java/src/com/android/inputmethod/latin/define/ProductionFlag.java
@@ -22,4 +22,5 @@
     }
 
     public static final boolean IS_EXPERIMENTAL = false;
+    public static final boolean IS_INTERNAL = false;
 }