Merge "Only wait for successful vibration" into udc-dev am: 844c5aec

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/22426052



Change-Id: I6c9df2d39d1d6cb3d91b5e398000e7207a54e876
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>