Turn on clang format as an upload step for all the repo.

media/PRESUBMIT.py

 # Copyright 2013 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.
 
 """Top-level presubmit script for Chromium media component.
 
 See http://dev.chromium.org/developers/how-tos/depottools/presubmit-scripts
 for more details about the presubmit API built into depot_tools.
 """
 
@@ skipping 154 matching lines @@
       'base::Time and derived classes should be passed by value and not by\n'
       'const ref, see base/time/time.h for more information.', problems)]
   return []
 
 
 def _CheckChange(input_api, output_api):
   results = []
   results.extend(_CheckForUseOfWrongClock(input_api, output_api))
   results.extend(_CheckPassByValue(input_api, output_api))
   results.extend(_CheckForHistogramOffByOne(input_api, output_api))
-  results += input_api.canned_checks.CheckPatchFormatted(input_api, output_api)
   return results
 
 
 def CheckChangeOnUpload(input_api, output_api):
   return _CheckChange(input_api, output_api)
 
 
 def CheckChangeOnCommit(input_api, output_api):
   return _CheckChange(input_api, output_api)