Refactoring: Remove unnecessary logic from push_to_trunk.

tools/push-to-trunk/common_includes.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 319 matching lines @@
   def RemoteMasterBranch(self):
     return "svn/bleeding_edge"
 
   def RemoteCandidateBranch(self):
     return "svn/trunk"
 
   def RemoteBranch(self, name):
     return "svn/%s" % name
 
   def Land(self):
-    return self.step.GitSVNDCommit()
+    self.step.GitSVNDCommit()
 
   def CLLand(self):
-    return self.step.GitDCommit()
+    self.step.GitDCommit()
 
   def Tag(self, tag):
     self.step.GitSVNTag(tag)
 
 
 
 class Step(GitRecipesMixin):
   def __init__(self, text, number, config, state, options, handler):
     self._text = text
     self._number = number
@@ skipping 437 matching lines @@
     for (number, step_class) in enumerate(step_classes):
       steps.append(MakeStep(step_class, number, self._state, self._config,
                             options, self._side_effect_handler))
     for step in steps[options.step:]:
       if step.Run():
         return 0
     return 0
 
   def Run(self, args=None):
     return self.RunSteps(self._Steps(), args)