Add Debug Settings Activity

Bug:3033472

Change-Id: I311c66ac3c612a30d7da3be8ee35a352f49016ac
diff --git a/java/res/values/strings.xml b/java/res/values/strings.xml
index 56dceef..17921ff 100644
--- a/java/res/values/strings.xml
+++ b/java/res/values/strings.xml
@@ -372,4 +372,8 @@
 
     <string name="subtype_mode_keyboard">keyboard</string>
     <string name="subtype_mode_voice">voice</string>
+
+    <!-- Title for Latin keyboard debug settings activity / dialog -->
+    <string name="english_ime_debug_settings" translatable="false">Android keyboard Debug settings</string>
+    <string name="prefs_debug_mode" translatable="false">Debug Mode</string>
 </resources>