Fix deps problems in Jinja template use in build/scripts

Source/build/scripts/make_media_features.py

 #!/usr/bin/env python
 
 # Copyright 2014 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.
 
 import media_feature_symbol
 import in_generator
 import template_expander
 import name_utilities
@@ skipping 20 matching lines @@
 
         self._outputs = {
             ('MediaFeatures.h'): self.generate_header,
         }
         self._template_context = {
             'namespace': '',
             'export': '',
             'entries': self.in_file.name_dictionaries,
         }
 
-    @template_expander.use_jinja("MediaFeatures.h.tmpl", filters=filters)
+    @template_expander.use_jinja('MediaFeatures.h.tmpl', filters=filters)
     def generate_header(self):
         return self._template_context
 
-if __name__ == "__main__":
+if __name__ == '__main__':
     in_generator.Maker(MakeMediaFeaturesWriter).main(sys.argv)