Merge "Fix tutorial background color not up-to-date occasionally" into sc-dev am: 3ebd024a80 am: 63f15d32dd am: 80d8c55c1b

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

Change-Id: If4d215ef24a3dd250ce572c83a775d9bf5877c6d