Merge "Add check for optimize after each mutation operation." into sc-dev am: 9ba07e8743 am: 6cbcf65fc0

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/15138065

Change-Id: I6a6e94ec60659ce670d7b13e35ac7bea63ec8c78