public override android.graphics.drawable.Drawable mutate() { if (!mMutated && base.mutate() == this) { int N = mDrawableContainerState.getChildCount(); android.graphics.drawable.Drawable[] drawables = mDrawableContainerState.getChildren (); { for (int i = 0; i < N; i++) { if (drawables[i] != null) { drawables[i].mutate(); } } } mMutated = true; } return(this); }