Fix automatic version update.

tools/push-to-trunk/push_to_trunk.py

 #!/usr/bin/env python
 # Copyright 2013 the V8 project authors. All rights reserved.
 # Redistribution and use in source and binary forms, with or without
 # modification, are permitted provided that the following conditions are
 # met:
 #
 #     * Redistributions of source code must retain the above copyright
 #       notice, this list of conditions and the following disclaimer.
 #     * Redistributions in binary form must reproduce the above
 #       copyright notice, this list of conditions and the following
@@ skipping 112 matching lines @@
     # current change log preparation won't make much sense.
     self["last_push_bleeding_edge"] = last_push_bleeding_edge
 
 
 # TODO(machenbach): Code similarities with bump_up_version.py. Merge after
 # turning this script into a pure git script.
 class GetCurrentBleedingEdgeVersion(Step):
   MESSAGE = "Get latest bleeding edge version."
 
   def RunStep(self):
-    self.GitCheckoutFile(self.Config(VERSION_FILE), "master")
+    self.GitCheckoutFile(self.Config(VERSION_FILE), "svn/bleeding_edge")
 
     # Store latest version.
     self.ReadAndPersistVersion("latest_")
     self["latest_version"] = self.ArrayToVersion("latest_")
     print "Bleeding edge version: %s" % self["latest_version"]
 
 
 class IncrementVersion(Step):
   MESSAGE = "Increment version number."
 
@@ skipping 314 matching lines @@
       CommitTrunk,
       SanityCheck,
       CommitSVN,
       TagRevision,
       CleanUp,
     ]
 
 
 if __name__ == "__main__":  # pragma: no cover
   sys.exit(PushToTrunk(CONFIG).Run())