[automerger skipped] Don't assert while a callback is registered am: 310d3ddef7 -s ours

am skip reason: skip tag Change-Id I3a1f8fbf15c24e344fde8e5b44bb93681ef47d38 with SHA-1 93d11f50df is already in history

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/1653113

Change-Id: I7f2f67d33912eb37bdd2c0d52c770b759e5977dd