Merge "Benchmark: Use threadpool for multiple iterations" am: 7783c5b98b am: e23dafe500 am: 82d668f448 am: 0455ce9804

Original change: https://android-review.googlesource.com/c/platform/frameworks/av/+/1723081

Change-Id: I4a3daaeeeb1503d24f1b13177130e541d95da5dd