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

content/renderer/render_view_impl.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_RENDER_VIEW_IMPL_H_
 #define CONTENT_RENDERER_RENDER_VIEW_IMPL_H_
 
 #include <deque>
 #include <map>
 #include <set>
@@ skipping 149 matching lines @@
 class NavigationState;
 class NotificationProvider;
 class RenderViewObserver;
 class RenderViewTest;
 class RendererAccessibility;
 class RendererDateTimePicker;
 class RendererPpapiHost;
 class RendererWebColorChooserImpl;
 class RenderWidgetFullscreenPepper;
 class SpeechRecognitionDispatcher;
+class StatsCollectionExtension;
 class WebPluginDelegateProxy;
 struct CustomContextMenuContext;
 struct FaviconURL;
 struct FileChooserParams;
 struct RenderViewImplParams;
 
 #if defined(OS_ANDROID)
 class WebMediaPlayerProxyImplAndroid;
 #endif
 
@@ skipping 1346 matching lines @@
 
 #if defined(OS_WIN)
   // The ID of the focused NPAPI plug-in.
   int focused_plugin_id_;
 #endif
 
   // Allows JS to access DOM automation. The JS object is only exposed when the
   // DOM automation bindings are enabled.
   scoped_ptr<DomAutomationController> dom_automation_controller_;
 
+  // Allows JS to read out a variety of internal various metrics. The JS object
+  // is only exposed when the stats collection bindings are enabled.
+  scoped_ptr<StatsCollectionExtension> stats_collection_extension_;
+
   // Boolean indicating whether we are in the process of creating the frame
   // tree for this renderer in response to ViewMsg_UpdateFrameTree.  If true,
   // we won't be sending ViewHostMsg_FrameTreeUpdated messages back to the
   // browser, as those will be redundant.
   bool updating_frame_tree_;
 
   // Boolean indicating that the frame tree has changed, but a message has not
   // been sent to the browser because a page has been loading. This helps
   // avoid extra messages being sent to the browser when navigating away from a
   // page with subframes, which will be destroyed. Instead, a single message
@@ skipping 32 matching lines @@
   // use the Observer interface to filter IPC messages and receive frame change
   // notifications.
   // ---------------------------------------------------------------------------
 
   DISALLOW_COPY_AND_ASSIGN(RenderViewImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_RENDER_VIEW_IMPL_H_