Merge "Restrict number of shortcuts can be added through addDynamicShortcuts" into sc-dev am: 110f1d8b26 am: ab7d63a77e am: fb370205d3 am: ebab9abbd8 am: 5498e00728 am: 1d43ff794c am: 1b2a424f7d am: c02513e088

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

Change-Id: I803407f1aa552f670dcb1665e6b9597a8e9a2665
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>