Subject .mm files to the header sorting presubmit

media/base/mac/coremedia_glue.mm

 // 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.
 
 #include "media/base/mac/coremedia_glue.h"
 
 #include <dlfcn.h>
 #import <Foundation/Foundation.h>
 
+#include "base/lazy_instance.h"
 #include "base/logging.h"
-#include "base/lazy_instance.h"
 
 namespace {
 
 // This class is used to retrieve some CoreMedia library functions. It must be
 // used as a LazyInstance so that it is initialised once and in a thread-safe
 // way. Normally no work is done in constructors: LazyInstance is an exception.
 class CoreMediaLibraryInternal {
  public:
   typedef CoreMediaGlue::CMTime (*CMTimeMakeMethod)(int64_t, int32_t);
 
@@ skipping 308 matching lines @@
     int* NALUnitHeaderLengthOut) {
   return g_coremedia_handle.Get()
       .cm_video_format_description_get_h264_parameter_set_at_index_method()(
           videoDesc,
           parameterSetIndex,
           parameterSetPointerOut,
           parameterSetSizeOut,
           parameterSetCountOut,
           NALUnitHeaderLengthOut);
 }