Merge "Hook up shell-transitions screenshotting for recents" into tm-dev am:...

Merge "Hook up shell-transitions screenshotting for recents" into tm-dev am: b4749cce am: 32a354bf

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/17360003



Change-Id: I56b68a1105f7e73662adc36a308098f6bc743556
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>