Add clusterfuzz check to v8 auto-roll script and use CQ.

tools/push-to-trunk/chromium_roll.py

Index: tools/push-to-trunk/chromium_roll.py
diff --git a/tools/push-to-trunk/chromium_roll.py b/tools/push-to-trunk/chromium_roll.py
index 35ab24b05d6ad492a6aed7399c3ff009e7f128ee..0138ff8e72f8bb898ffafd0ab46bb4e1b3d360c2 100755
--- a/tools/push-to-trunk/chromium_roll.py
+++ b/tools/push-to-trunk/chromium_roll.py
@@ -105,7 +105,8 @@ class UploadCL(Step):
                  % self["sheriff"])
     self.GitCommit("%s%s\n\nTBR=%s" % (commit_title, sheriff, rev))
     self.GitUpload(author=self._options.author,
-                   force=self._options.force_upload)
+                   force=self._options.force_upload,
+                   cq=self._options.use_commit_queue)
     print "CL uploaded."
 
 
@@ -143,6 +144,9 @@ class ChromiumRoll(ScriptsBase):
                               "directory to automate the V8 roll."))
     parser.add_argument("-l", "--last-push",
                         help="The git commit ID of the last push to trunk.")
+    parser.add_argument("--use-commit-queue",
+                        help="Check the CQ bit on upload.",
+                        default=False, action="store_true")
 
   def _ProcessOptions(self, options):  # pragma: no cover
     if not options.manual and not options.reviewer: