Merge "Merge "Merge "Offload initial headless app query to handler thread."...

Merge "Merge "Merge "Offload initial headless app query to handler thread." into rvc-dev am: bcdd5c53 am: fcf71753" into rvc-d1-dev-plus-aosp am: 7b517747" into rvc-qpr-dev-plus-aosp am: 02aafd60

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/11708142

Change-Id: I8ba0f240d80899d96e7e6f6168b4c161a947164e