Merge "Register Dumpables for Region Sampler" into tm-qpr-dev am: 78f1af0b am: 282781b8

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/20697806



Change-Id: I26cc9ca47dceab01e6f27f21b3cc97abd964ebcf
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>