Use TaskScheduler instead of SequencedWorkerPool in media_resource_getter_impl.cc.

content/browser/media/android/media_resource_getter_impl.cc

 // 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 "content/browser/media/android/media_resource_getter_impl.h"
 
 #include "base/android/jni_android.h"
 #include "base/android/jni_string.h"
 #include "base/android/scoped_java_ref.h"
 #include "base/bind.h"
 #include "base/macros.h"
 #include "base/path_service.h"
-#include "base/threading/sequenced_worker_pool.h"
+#include "base/task_scheduler/post_task.h"
 #include "content/browser/blob_storage/chrome_blob_storage_context.h"
 #include "content/browser/child_process_security_policy_impl.h"
 #include "content/browser/fileapi/browser_file_system_helper.h"
 #include "content/browser/resource_context_impl.h"
 #include "content/public/browser/browser_context.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/content_browser_client.h"
 #include "content/public/browser/storage_partition.h"
 #include "content/public/common/content_client.h"
 #include "content/public/common/url_constants.h"
@@ skipping 329 matching lines @@
 void MediaResourceGetterImpl::GetPlatformPathCallback(
     const GetPlatformPathCB& callback, const std::string& platform_path) {
   DCHECK_CURRENTLY_ON(BrowserThread::UI);
   callback.Run(platform_path);
 }
 
 void MediaResourceGetterImpl::ExtractMediaMetadata(
     const std::string& url, const std::string& cookies,
     const std::string& user_agent, const ExtractMediaMetadataCB& callback) {
   DCHECK_CURRENTLY_ON(BrowserThread::UI);
-  base::SequencedWorkerPool* pool = content::BrowserThread::GetBlockingPool();
-  pool->PostWorkerTask(
-      FROM_HERE,
-      base::Bind(&GetMediaMetadata, url, cookies, user_agent, callback));
+  base::PostTaskWithTraits(
+      FROM_HERE, {base::MayBlock(), base::TaskPriority::USER_VISIBLE},
+      base::BindOnce(&GetMediaMetadata, url, cookies, user_agent, callback));
 }
 
 void MediaResourceGetterImpl::ExtractMediaMetadata(
     const int fd,
     const int64_t offset,
     const int64_t size,
     const ExtractMediaMetadataCB& callback) {
   DCHECK_CURRENTLY_ON(BrowserThread::UI);
-  base::SequencedWorkerPool* pool = content::BrowserThread::GetBlockingPool();
-  pool->PostWorkerTask(
-      FROM_HERE,
-      base::Bind(&GetMediaMetadataFromFd, fd, offset, size, callback));
+  base::PostTaskWithTraits(
+      FROM_HERE, {base::MayBlock(), base::TaskPriority::USER_VISIBLE},
+      base::BindOnce(&GetMediaMetadataFromFd, fd, offset, size, callback));
 }
 
 }  // namespace content