Only sync trunk to the given revision in gclient_utils
Only sync trunk to the given revision in gclient_utils

This fixes the Moz2d Update.

R=rmistry@google.com

Review URL: https://codereview.chromium.org/23503012

git-svn-id: 32fc27f4dcfb6c0385cd9719852b95fe6680452d@11028 2bbb7eff-a529-9590-31e7-b0007b416f81

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