Merge "Take screenshot on ui helper thread in live tile" into sc-dev am: 7c53f5d907 am: 1cf85448c0 am: 6a6db1fb4a

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/14357548

Change-Id: I06203ff59dcf10eff5646d88d98241cfe97d5d69