Merge "Fix notifications wrong corners after "clear all"" into udc-dev am: 3620213c62 am: bf7df3ed2c

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/23793183

Change-Id: I1ea5f5f799145a7ce5517846d2891173a5b18265
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>