Merge "Ensure that animated key button drawable has callbacks" into rvc-dev am: acf0750084 am: 9542a56d6b am: 7bae7f27bf am: 77cb9eaac5

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/12145664

Change-Id: I164cafcf9533ca6c514bd9b8abcb38506201bc8a