Collect tab timing information for use in telementry-based startup tests

content/renderer/dom_automation_controller.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_RENDERER_DOM_AUTOMATION_CONTROLLER_H_
 #define CONTENT_RENDERER_DOM_AUTOMATION_CONTROLLER_H_
 
 #include "ipc/ipc_sender.h"
 #include "webkit/glue/cpp_bound_class.h"
 
@@ skipping 106 matching lines @@
 
   // Retrieves a histogram and returns a JSON representation of it.
   void GetHistogram(const webkit_glue::CppArgumentList& args,
                     webkit_glue::CppVariant* result);
 
   // Retrieves a histogram from the browser process and returns a JSON
   // representation of it.
   void GetBrowserHistogram(const webkit_glue::CppArgumentList& args,
                            webkit_glue::CppVariant* result);
 
+  // Returns JSON represenation of collected tab timing information.
+  void GetTabLoadTimingInformation(const webkit_glue::CppArgumentList& args,
+                                   webkit_glue::CppVariant* result);
  private:
   IPC::Sender* sender_;
 
   // Refer to the comments at the top of the file for more details.
   int routing_id_;  // routing id to be used by first channel.
   int automation_id_;  // routing id to be used by the next channel.
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_DOM_AUTOMATION_CONTROLLER_H_