Merge "Add switchSubscription and delete_subscription to protected broadcast" into sc-dev am: d459da6362 am: 54655f5aae

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/13781084

Change-Id: Iaf36221bec0e9157c5afd6992dc10fb092c15ea2