Add webkit_trunk override in gclient to force bots to use blink for now.

gclient.py

 #!/usr/bin/env python
 # Copyright (c) 2012 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 """Meta checkout manager supporting both Subversion and GIT.
 
 Files
   .gclient      : Current client configuration, written by 'config' command.
                   Format is a Python script defining 'solutions', a list whose
@@ skipping 169 matching lines @@
     # class instantiation.
     self.recursion_override = None
     # This is a mutable value which has the list of 'target_os' OSes listed in
     # the current deps file.
     self.local_target_os = None
 
     # These are only set in .gclient and not in DEPS files.
     self._custom_vars = custom_vars or {}
     self._custom_deps = custom_deps or {}
 
+    # TODO(iannucci): Remove this when all masters are correctly substituting
+    # the new blink url.
+    if (self._custom_vars.get('webkit_trunk', '') ==
+        'svn://svn-mirror.golo.chromium.org/webkit-readonly/trunk'):
+      self._custom_vars['webkit_trunk'] = (
+        'svn://svn-mirror.golo.chromium.org/blink/trunk')
+
     # Post process the url to remove trailing slashes.
     if isinstance(self._url, basestring):
       # urls are sometime incorrectly written as proto://host/path/@rev. Replace
       # it to proto://host/path@rev.
       self._url = self._url.replace('/@', '@')
     elif not isinstance(self._url,
         (self.FromImpl, self.FileImpl, None.__class__)):
       raise gclient_utils.Error(
           ('dependency url must be either a string, None, '
            'File() or From() instead of %s') % self._url.__class__.__name__)
@@ skipping 1567 matching lines @@
   except (gclient_utils.Error, subprocess2.CalledProcessError), e:
     print >> sys.stderr, 'Error: %s' % str(e)
     return 1
 
 
 if '__main__' == __name__:
   fix_encoding.fix_encoding()
   sys.exit(Main(sys.argv[1:]))
 
 # vim: ts=2:sw=2:tw=80:et: