Fix memory leak when carrying ABuffer* in AMessages.
Fix memory leak when carrying ABuffer* in AMessages.

Change-Id: Icb4770ca238d316e6dd2d89159357a8fdb504ea9

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