Merge "Force refresh of stateful when a child drawable is changed." into klp-modular-dev

graphics/java/android/graphics/drawable/LayerDrawable.java

@@ -295,6 +295,7 @@ public class LayerDrawable extends Drawable implements Drawable.Callback {
                     drawable.setCallback(this);
                 }
                 layers[i].mDrawable = drawable;
+                mLayerState.mHaveStateful = false;
                 return true;
             }
         }