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

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

Change-Id: Icedd6f75b6b6ca1f8373a42f4cc0c84191c69a38