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$* { *; }