Merge "Migrate libcore benchmarks to BenchmarkRule" into aosp-main-future am: 9977b82d

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/28921217



Change-Id: Id69d143060711c2c2424b24907645d31ebbc220f
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>