1-keepclassmembers class com.android.wallpaper.livepicker.LiveWallpaperPreview {
2  public void setLiveWallpaper(android.view.View);
3  public void configureLiveWallpaper(android.view.View);
4}
5
6-keepclasseswithmembers class * {
7    public <init>(android.content.Context, android.util.AttributeSet);
8}
9
10-keep class android.support.design.widget.CoordinatorLayout
11-keep class android.support.design.widget.BottomSheetBehavior