Merge "DO NOT MERGE Check caller for sending media key to global priority...

Merge "DO NOT MERGE Check caller for sending media key to global priority session" into lmp-dev am: 64b7b152  -s ours am: 5abd69e5 am: f7f452fd am: 8a168a7c  -s ours am: 298c104a
am: d9e8bfb8

Change-Id: I3f09cc3c507244d1999ed280002e1354d25db9d2