[automerger skipped] Merge "DO NOT MERGE Make intents immutable" into pi-dev am: 7f07c974df -s ours am: b93669427e -s ours am: fda6e8314e -s ours

am skip reason: subject contains skip directive

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/11630371

Change-Id: Ib642bace5bfa6bd7dabc7bd803d340ec68c971cf