Fix for disappearing background in buttons.
Fix for disappearing background in buttons.

Change-Id: I7c7058ee8a292e73c25ba8c3e8d46899b7296c1e

xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base