Merge "[DO NOT MERGE] Update window with FLAG_SECURE when bouncer is showing"...

Merge "[DO NOT MERGE] Update window with FLAG_SECURE when bouncer is showing" into qt-dev am: 2663e8aa

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/19952040



Change-Id: Id5d34e9689120d991ca8904938c38c81cd018ad3
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>