Merge "Add multithreads throughput benchmark" into main am: 9ac6169db4 am: 2e6a1923f3

Original change: https://android-review.googlesource.com/c/platform/bionic/+/2645428

Change-Id: Ie67530b3937ac2875007e211d3335df284e8f493
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>