Add regression test for suite_runner.py

BUG=None
TEST=Ran regression test.  Ran normal crosperf.

Change-Id: I35c5a83d691e0a2a9272422539afdc740e7828f6
Reviewed-on: https://chrome-internal-review.googlesource.com/166169
Reviewed-by: Han Shen <shenhan@google.com>
Commit-Queue: Caroline Tice <cmtice@google.com>
Tested-by: Caroline Tice <cmtice@google.com>
2 files changed