Ensure Gallery does not unselect the selected item after a layout.

Bug #2573921

Change-Id: I5c39881f541835fe5515b35a9f12761a8a2c1b8b

core/java/android/widget/Gallery.java

@@ -1207,7 +1207,7 @@ public class Gallery extends AbsSpinner implements GestureDetector.OnGestureList
 
         // We unfocus the old child down here so the above hasFocus check
         // returns true
-        if (oldSelectedChild != null) {
+        if (oldSelectedChild != null && oldSelectedChild != child) {
 
             // Make sure its drawable state doesn't contain 'selected'
             oldSelectedChild.setSelected(false);
@@ -1263,6 +1263,7 @@ public class Gallery extends AbsSpinner implements GestureDetector.OnGestureList
          */
         if (gainFocus && mSelectedChild != null) {
             mSelectedChild.requestFocus(direction);
+            mSelectedChild.setSelected(true);
         }
 
     }