Use commit:foo for looking up CLs by SHA1.

BUG=chromium:358381
TEST=Run with example CL that failed with trybots previously.

Change-Id: Ife47080fa1d03f23587076f8d83ebc5a9152c7df
Previous-Reviewed-on: https://chromium-review.googlesource.com/192510
(cherry picked from commit 48bd9ca9bf53fe123b8ea875920c90d96ef5ade1)
Reviewed-on: https://chromium-review.googlesource.com/192728
Reviewed-by: Yu-Ju Hong <yjhong@chromium.org>
Tested-by: Yu-Ju Hong <yjhong@chromium.org>
1 file changed