Merge "Camera: Improve error handling of device state listeners" into udc-dev...

Merge "Camera: Improve error handling of device state listeners" into udc-dev am: cbfa540d am: 9d884ccb

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/23213966



Change-Id: I19aa0c7adce94c2f53aaeae4efe681c939426656
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>