Fix bug #7621927 Radio button/TextView drawable regression in 4.2

- as we remove the 9 patch padding trick, we need also to do the correct
positioning of the radio / checkbox / star during draw

Change-Id: I02b67bef9c0f2dc1c0c65361de14ab20ce9b881d
diff --git a/core/java/android/widget/CompoundButton.java b/core/java/android/widget/CompoundButton.java
index 421a324..452ad1b 100644
--- a/core/java/android/widget/CompoundButton.java
+++ b/core/java/android/widget/CompoundButton.java
@@ -248,6 +248,15 @@
         return padding;
     }
 
+    /**
+     * @hide
+     */
+    @Override
+    public int getHorizontalOffsetForDrawables() {
+        final Drawable buttonDrawable = mButtonDrawable;
+        return (buttonDrawable != null) ? buttonDrawable.getIntrinsicWidth() : 0;
+    }
+
     @Override
     protected void onDraw(Canvas canvas) {
         super.onDraw(canvas);