Add an experiment to redirect DOMStorageTaskRunner to TaskScheduler.

content/public/browser/content_browser_client.h

 // 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.
 
 #ifndef CONTENT_PUBLIC_BROWSER_CONTENT_BROWSER_CLIENT_H_
 #define CONTENT_PUBLIC_BROWSER_CONTENT_BROWSER_CLIENT_H_
 
 #include <stddef.h>
 
 #include <map>
@@ skipping 797 matching lines @@
   // Provides parameters for initializing the global task scheduler. If
   // |params_vector| is empty, default parameters are used.
   virtual void GetTaskSchedulerInitializationParams(
       std::vector<base::SchedulerWorkerPoolParams>* params_vector,
       base::TaskScheduler::WorkerPoolIndexForTraitsCallback*
           index_to_traits_callback) {}
 
   // Performs any necessary PostTask API redirection to the task scheduler.
   virtual void PerformExperimentalTaskSchedulerRedirections() {}
 
+  // Returns true if the DOMStorageTaskRunner should be redirected to the task
+  // scheduler.
+  virtual bool ShouldRedirectDOMStorageTaskRunner();
+
   // If this returns true, all BrowserThreads (but UI/IO) that support it on
   // this platform will experimentally be redirected to TaskScheduler.
   virtual bool RedirectNonUINonIOBrowserThreadsToTaskScheduler();
 };
 
 }  // namespace content
 
 #endif  // CONTENT_PUBLIC_BROWSER_CONTENT_BROWSER_CLIENT_H_