Merge "Animate IME with zero insets" into rvc-dev am: cc498f3e am: 5208fccc am: d61aafaf am: 1c7611ee

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/11829827

Change-Id: I6b67067adc9f7fd35b3c5b64d36134135e153f37