[automerger skipped] Expand nuplayer mutex for mediametrics management am: 12ce8a9cd4 am: e8f92b7183 -s ours am: b7b552e563 -s ours

am skip reason: Change-Id I1e9bbcd67a1510f70fad66e8ef77f529008e248a with SHA-1 86b46a20b2 is in history

Original change: undetermined

Change-Id: I40948fb4fc108dbb5d9ec327bc50c449d1ae548b