Merge "Restrict number of shortcuts can be added through addDynamicShortcuts"...

Merge "Restrict number of shortcuts can be added through addDynamicShortcuts" into sc-dev am: 110f1d8b am: ab7d63a7 am: fb370205 am: ebab9abb am: 74d48a21

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/23623415



Change-Id: I4f05f5a0772efe8ef68db6060a7bb166abd09dcb
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>