Merge "Sensitive Notification Reveal Animation Preparations" into tm-qpr-dev...

Merge "Sensitive Notification Reveal Animation Preparations" into tm-qpr-dev am: f382bb46 am: 34899502 am: c3772783 am: 866d822d

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/21298419



Change-Id: Ia91a56acd7150183f7495c6274010cbbd3e9a930
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>