Trying out using only 1 chrome instance for PixelDiff to reduce noise
Trying out using only 1 chrome instance for PixelDiff to reduce noise

Bug: skia:
Change-Id: I9a1f1930bee3a21225edba4c0868511c86f76734
Reviewed-on: https://skia-review.googlesource.com/38221
Reviewed-by: Ravi Mistry <9fa2e7438b8cb730f96b74865492597170561628@google.com>
Reviewed-by: Ben Wagner <3ef7217be91069877d94f7907ce5479000772cd3@google.com>
Commit-Queue: Ravi Mistry <9fa2e7438b8cb730f96b74865492597170561628@google.com>

google/skia-buildbot,google/skia-buildbot,google/skia-buildbot,google/skia-buildbot,google/skia-buildbot,google/skia-buildbot,google/skia-buildbot,google/skia-buildbot