Merge "Merge "Fix a crash that QAW controller uses background executor." into...

Merge "Merge "Fix a crash that QAW controller uses background executor." into sc-dev am: 106ba7ce am: 3831ee26" into sc-v2-dev-plus-aosp am: e8a06f5b

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/15156862

Change-Id: I82f03974363cb5275c4153c9215610bcb85968f7