Deprecate media_task_runner() from FileSystemTaskRunners

content/browser/fileapi/browser_file_system_helper.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 "content/browser/fileapi/browser_file_system_helper.h"
 
 #include <string>
 #include <vector>
 
 #include "base/command_line.h"
 #include "base/files/file_path.h"
-#include "base/threading/sequenced_worker_pool.h"
 #include "content/browser/child_process_security_policy_impl.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/content_browser_client.h"
 #include "content/public/common/content_client.h"
 #include "content/public/common/content_switches.h"
 #include "content/public/common/url_constants.h"
 #include "webkit/browser/fileapi/external_mount_points.h"
 #include "webkit/browser/fileapi/file_permission_policy.h"
 #include "webkit/browser/fileapi/file_system_operation_runner.h"
 #include "webkit/browser/fileapi/file_system_options.h"
@@ skipping 22 matching lines @@
 }
 
 }  // namespace
 
 scoped_refptr<fileapi::FileSystemContext> CreateFileSystemContext(
     const base::FilePath& profile_path,
     bool is_incognito,
     fileapi::ExternalMountPoints* external_mount_points,
     quota::SpecialStoragePolicy* special_storage_policy,
     quota::QuotaManagerProxy* quota_manager_proxy) {
-  base::SequencedWorkerPool* pool = BrowserThread::GetBlockingPool();
-  base::SequencedWorkerPool::SequenceToken media_sequence_token =
-      pool->GetNamedSequenceToken(fileapi::kMediaTaskRunnerName);
-
   scoped_ptr<fileapi::FileSystemTaskRunners> task_runners(
       new fileapi::FileSystemTaskRunners(
           BrowserThread::GetMessageLoopProxyForThread(BrowserThread::IO),
-          BrowserThread::GetMessageLoopProxyForThread(BrowserThread::FILE),
-          pool->GetSequencedTaskRunner(media_sequence_token)));
+          BrowserThread::GetMessageLoopProxyForThread(BrowserThread::FILE)));
 
   // Setting up additional mount point providers.
   ScopedVector<fileapi::FileSystemMountPointProvider> additional_providers;
   GetContentClient()->browser()->GetAdditionalFileSystemMountPointProviders(
       profile_path, &additional_providers);
 
   return new fileapi::FileSystemContext(
       task_runners.Pass(),
       external_mount_points,
       special_storage_policy,
@@ skipping 78 matching lines @@
   // for the file. (We first need to check if it can already be read not to
   // overwrite existing permissions)
   if (!ChildProcessSecurityPolicyImpl::GetInstance()->CanReadFile(
           process_id, *platform_path)) {
     ChildProcessSecurityPolicyImpl::GetInstance()->GrantReadFile(
         process_id, *platform_path);
   }
 }
 
 }  // namespace content