Keep chromium checkout up to date in auto roller.

R=hinoka@google.com

Review URL: https://codereview.chromium.org/504443005

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@23438 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

tools/push-to-trunk/chromium_roll.py

@@ -72,7 +72,7 @@ class UpdateChromiumCheckout(Step):
   def RunStep(self):
     os.chdir(self["chrome_path"])
     self.GitCheckout("master")
-    self.GitPull()
+    self._side_effect_handler.Command("gclient", "sync --no-hooks")
     self.GitCreateBranch("v8-roll-%s" % self["trunk_revision"])
 
 

tools/push-to-trunk/test_scripts.py

@@ -368,6 +368,7 @@ class ScriptTest(unittest.TestCase):
     print "Log: %s %s" % (cmd, args)
 
   MOCKS = {
+    "gclient": GitMock, # TODO(machenbach): Yet another hack. Unify all mocks.
     "git": GitMock,
     "roll-dep": GitMock, # TODO(machenbach): Yet another hack. Unify all mocks.
     # TODO(machenbach): Little hack to reuse the git mock for the one svn call
@@ -853,7 +854,7 @@ def get_list():
           "Version 3.22.5 (based on bleeding_edge revision r123454)\n"),
       Git("status -s -uno", ""),
       Git("checkout -f master", ""),
-      Git("pull", ""),
+      Git("sync --no-hooks", "syncing..."),
       Git("checkout -b v8-roll-123455", ""),
       Git("v8 123455", "rolled", cb=WriteDeps),
       Git(("commit -am \"Update V8 to version 3.22.5 "