Merge "Merge "Limit the size of NotificationChannel and...

Merge "Merge "Limit the size of NotificationChannel and NotificationChannelGroup" into sc-dev am: 6457ae8d am: 45b66cfb am: ce04557e am: 72299117 am: feca9b2d" into tm-d1-dev-plus-aosp am: 52a45c74

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/19697196



Change-Id: I6f4f4daaf2e391881a7c7aca3101f6a60b7418c3
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>