Merge "Null-check the desaturating view, it might be gone." into rvc-dev am: b19c92dc am: dc7451d0 am: a293b474 am: 1a80a0fb

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/11708789

Change-Id: If406581f814c9d4f984b4a305f82a9d49f7c9ba2