Kyunglyul Hyun ae983d49ab Clean up Session2Record in MCS ...

This CL cleans up how MediaCommunicationService
manages Session2Record instances.

It removes unnecessary codes and refactor locks.
It also adds/clean up tests for MCM.SessionCallback.

Bug: 183289655
Bug: 182907935
Test: atest MediaCommunicationManagerTest 10 times
Change-Id: Iff4643c7dc207ea14c752bdfb815598dc34f2368

2021-04-28 00:18:11 +00:00

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private/android/media

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stable/android/media

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Android.bp

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