Merge "Screen recorder video and ui polish" into rvc-dev am: 8c828d53 am:...

Merge "Screen recorder video and ui polish" into rvc-dev am: 8c828d53 am: d2f731cb am: a321b704

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/11604134

Change-Id: I841efb8b9a16fb0ac78618124d31d5bd3b4f620f