1 # Keep the annotation, classes, methods, and fields marked as UsedByReflection 2 -keep class com.android.dialer.proguard.UsedByReflection 3 -keep @com.android.dialer.proguard.UsedByReflection class * 4 -keepclassmembers class * { 5 @com.android.dialer.proguard.UsedByReflection *; 6 } 7 -keep class android.support.design.widget.FloatingActionButton$* { *; }