Merge "Create MemoryTrackingTestCase for convenient heap dumping" into tm-qpr-dev am: 0ff970a960 am: 554c28e496

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/20623086

Change-Id: I2447dd28b2fbece88a36e95eb7b88c9c00cd09de
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>