Automated IWYU fix for TaskRunner includes.

content/browser/cache_storage/cache_storage_context_impl.cc

 // Copyright 2015 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/cache_storage/cache_storage_context_impl.h"
 
 #include "base/bind.h"
 #include "base/files/file_path.h"
+#include "base/sequenced_task_runner.h"
 #include "base/task_scheduler/post_task.h"
 #include "content/browser/blob_storage/chrome_blob_storage_context.h"
 #include "content/browser/cache_storage/cache_storage_manager.h"
 #include "content/public/browser/browser_context.h"
 #include "content/public/browser/browser_thread.h"
 #include "net/url_request/url_request_context_getter.h"
 #include "storage/browser/blob/blob_storage_context.h"
 #include "storage/browser/quota/quota_manager_proxy.h"
 #include "storage/browser/quota/special_storage_policy.h"
 
@@ skipping 90 matching lines @@
       user_data_directory, cache_task_runner, std::move(quota_manager_proxy));
 }
 
 void CacheStorageContextImpl::ShutdownOnIO() {
   DCHECK_CURRENTLY_ON(BrowserThread::IO);
 
   cache_manager_.reset();
 }
 
 }  // namespace content