Merge "Fix crash when callback thread late launched after stream close." am: f0f2fcbe

Original change: https://android-review.googlesource.com/c/platform/frameworks/av/+/2324895



Change-Id: I79b5b42cb3dd64ae960e2fcfc47e6c523be0787e
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>