Do not restore the media button event receiver
Do not restore the media button event receiver

Do not restore the media button event receiver on behalf of the
  application that registered. Prevents reported vulnerability.

Bug 15428797

Change-Id: If40ee6bc0c77c191643129daa92eb26755e70cb0

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