Cleanup: Separate logical distinct sections with blank lines.
Cleanup: Separate logical distinct sections with blank lines.

I think it makes things easier to read that way.

BUG=None
TEST=None
R=mtklein@google.com

Review URL: https://codereview.chromium.org/624773002

google/skia-buildbot,Tiger66639/skia-buildbot,google/skia-buildbot,Tiger66639/skia-buildbot,Tiger66639/skia-buildbot,google/skia-buildbot,google/skia-buildbot,Tiger66639/skia-buildbot,Tiger66639/skia-buildbot,google/skia-buildbot,google/skia-buildbot,google/skia-buildbot,Tiger66639/skia-buildbot,google/skia-buildbot,Tiger66639/skia-buildbot