Make uploading to Gerrit the default for Skia

BUG=skia:5612

GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=4621
# Does not get tested with CQ.
NOTRY=true

Change-Id: I8d3fbfc6e557948cff7722f0b42ea09dc9be68e1
Reviewed-on: https://skia-review.googlesource.com/4621
Commit-Queue: Ravi Mistry <rmistry@google.com>
Reviewed-by: Eric Boren <borenet@google.com>
1 file changed