Merge "Cache start callback for watchdog in case the HAL operation does not complete its expected lifecycle." into tm-dev am: 6e85b261 am: 8ce432bf

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/17008569

Change-Id: I9dea22e9512b3f7ecb10945b6ae8ea34b5f025ae