Merge "Allow start of explicit intents" into rvc-dev am: 7a7590dc9b am: bb62fa63f3 am: 038a0dc017 am: 3cc65addea

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/12130189

Change-Id: Id85353ba36facc6414cf1b222b711ada26313c4c