Add ViewGroup#getClipToPadding()

It's kind of silly that we've gone this long without a good way to
query this since it makes writing custom views that properly handle
EdgeEffects, etc. a real pain.

Change-Id: I08e1cdf9ec7b8ec3c287c22a5aa19d07a166a4e0

api/current.txt

@@ -33640,6 +33640,7 @@ package android.view {
     method protected boolean getChildStaticTransformation(android.view.View, android.view.animation.Transformation);
     method public boolean getChildVisibleRect(android.view.View, android.graphics.Rect, android.graphics.Point);
     method public boolean getClipChildren();
+    method public boolean getClipToPadding();
     method public int getDescendantFocusability();
     method public android.view.View getFocusedChild();
     method public android.view.animation.LayoutAnimationController getLayoutAnimation();

core/java/android/view/ViewGroup.java

@@ -3332,6 +3332,17 @@ public abstract class ViewGroup extends View implements ViewParent, ViewManager
         }
     }
 
+    /**
+     * Check if this ViewGroup is configured to clip child views to its padding.
+     *
+     * @return true if this ViewGroup clips children to its padding, false otherwise
+     *
+     * @attr ref android.R.styleable#ViewGroup_clipToPadding
+     */
+    public boolean getClipToPadding() {
+        return hasBooleanFlag(FLAG_CLIP_TO_PADDING);
+    }
+
     /**
      * {@inheritDoc}
      */