Merge "Fix tutorial background color not up-to-date occasionally" into sc-dev...

Merge "Fix tutorial background color not up-to-date occasionally" into sc-dev am: 3ebd024a am: 47abd6c2 am: 5284dbbd

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/15373613

Change-Id: I4840d36aa80df49509f90a03e6f429f1b3faed2a