Merge "Change to drop down when the inline suggestions don't be shown in IME." into rvc-dev am: 5fa3f11717 am: eea21c14bd am: 2b4e7a9d55

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/12066145

Change-Id: If7b431d3fd4ab74a1b41b1f36edc8c3d143465d5