Merge "Improve screen recording thumbnail image" into rvc-dev am: 032c292e am: 6b5f8523 am: bd4f2a6d

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/11740650

Change-Id: Ife650658662f2f2a36112c9503d31ea9bb0da78f