Event handler should be private in MediaFocusControl
Event handler should be private in MediaFocusControl

Change-Id: I034224d42a3cfed8c49bfee55b332068796f9977

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