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

Merge "Merge "Limit the size of NotificationChannel and NotificationChannelGroup" into sc-v2-dev am: 80f3d5d7 am: 127f0578 am: 1b195eb9 am: 410a30a0" into tm-qpr-dev-plus-aosp am: b013d299

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/19696123



Change-Id: Ib5ba67a0a492b9ccebce2fbd42fe7c3bc102273c
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>