Add test names and metric names for BitSetIteratorPerf. New names are like so: [ RUN ] BitSetIteratorPerfTest/BitSetArray_96.Run *RESULT BitSetIteratorPerfTest/BitSetArray_96.wall_time: run= 8609.2511842004 ns .. etc ... Bug: angleproject:2244 Change-Id: I461f52a0ee098875544203c618c6b24598281f73 Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/3206257 Reviewed-by: Yuly Novikov <ynovikov@chromium.org> Commit-Queue: Jamie Madill <jmadill@chromium.org>