Convert USE_PROPRIETARY_CODECS to a buildflag header.

chrome/browser/extensions/api/media_galleries/media_galleries_apitest.cc

 // 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.
 
 #include <stdint.h>
 
 #include "base/auto_reset.h"
 #include "base/callback.h"
 #include "base/files/file_util.h"
 #include "base/files/scoped_temp_dir.h"
@@ skipping 17 matching lines @@
 #include "components/storage_monitor/storage_info.h"
 #include "components/storage_monitor/storage_monitor.h"
 #include "content/public/browser/web_contents.h"
 #include "content/public/test/test_utils.h"
 #include "extensions/browser/extension_system.h"
 #include "extensions/browser/process_manager.h"
 #include "extensions/common/constants.h"
 #include "extensions/common/extension.h"
 #include "extensions/test/result_catcher.h"
 #include "media/base/test_data_util.h"
+#include "media/media_features.h"
 
 #if defined(OS_WIN) || defined(OS_MACOSX)
 #include "chrome/browser/media_galleries/fileapi/picasa_finder.h"
 #include "chrome/common/media_galleries/picasa_test_util.h"
 #include "chrome/common/media_galleries/picasa_types.h"
 #include "chrome/common/media_galleries/pmp_test_util.h"
 #endif
 
 #if defined(OS_MACOSX)
 #include "base/mac/foundation_util.h"
@@ skipping 408 matching lines @@
 }
 
 IN_PROC_BROWSER_TEST_F(MediaGalleriesPlatformAppBrowserTest, GetMetadata) {
   RemoveAllGalleries();
   MakeSingleFakeGallery(NULL);
 
   AddFileToSingleFakeGallery(media::GetTestDataFilePath("90rotation.mp4"));
   AddFileToSingleFakeGallery(media::GetTestDataFilePath("id3_png_test.mp3"));
 
   base::ListValue custom_args;
-#if defined(USE_PROPRIETARY_CODECS)
+#if BUILDFLAG(USE_PROPRIETARY_CODECS)
   custom_args.AppendBoolean(true);
 #else
   custom_args.AppendBoolean(false);
 #endif
   ASSERT_TRUE(RunMediaGalleriesTestWithArg("media_metadata", custom_args))
       << message_;
 }