Merge "[flexiglass] Bouncer throttling - view models." into udc-dev am: 2907102b am: 1abc3618

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/23303129



Change-Id: I196e96e111d37e904edfda0e29d0a050775aedfc
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>