[automerger skipped] [RESTRICT AUTOMERGE] Fix double free of play policy in a...

[automerger skipped] [RESTRICT AUTOMERGE] Fix double free of play policy in a race condition. am: a9249b23 -s ours am: eb95e3ce -s ours am: d84fa027 -s ours am: ca480675 -s ours am: c6e236bc -s ours am: 3dfb44a2 -s ours

am skip reason: subject contains skip directive

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/av/+/13290132

Change-Id: I43876349a5447d7b49bc270715ec4eafbd03badf