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

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



Change-Id: Id10c22b8569f16b6bbdb17a3289f4619f1db6725
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>