Merge "Transfer IME target right away if old target was home" into rvc-dev am: 3fdab33548 am: 38415df26e am: 36497e2265

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/11992999

Change-Id: I0621e8cde086da466c859ba8f13bbc5a49fdde79