Allow for reschedule-able messages am: b01742720c

Original change: https://android-review.googlesource.com/c/platform/frameworks/av/+/2469903

Change-Id: I65f20fc4e97b3ac8c1e1127b7524479d26289e64
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>