[automerger skipped] Add unit tests for trackPlayerBase am: 1681200c am:...

[automerger skipped] Add unit tests for trackPlayerBase am: 1681200c am: b18af434 am: 2095e49d am: 223b482b am: e400bacd -s ours

am skip reason: Merged-In I049edd9d78529ac707672c173dedebb58d3fce8b with SHA-1 a9cae070 is already in history

Original change: https://android-review.googlesource.com/c/platform/frameworks/av/+/2190002



Change-Id: I9a351f9f950646ac4b8aaa82eaf24b09d0558dd5
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>