Updated OSX to blacklist multisampling when multiple monitors are connected

content/browser/renderer_host/render_process_host_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_BROWSER_RENDERER_HOST_BROWSER_RENDER_PROCESS_HOST_IMPL_H_
 #define CONTENT_BROWSER_RENDERER_HOST_BROWSER_RENDER_PROCESS_HOST_IMPL_H_
 
 #include <map>
 #include <queue>
 #include <string>
@@ skipping 218 matching lines @@
   // copied over.
   void PropagateBrowserCommandLineToRenderer(const CommandLine& browser_cmd,
                                              CommandLine* renderer_cmd) const;
 
   // Callers can reduce the RenderProcess' priority.
   void SetBackgrounded(bool backgrounded);
 
   // Handle termination of our process.
   void ProcessDied(bool already_dead);
 
+  void OnGpuSwitch();
+
   // The count of currently visible widgets.  Since the host can be a container
   // for multiple widgets, it uses this count to determine when it should be
   // backgrounded.
   int32 visible_widgets_;
 
   // Does this process have backgrounded priority.
   bool backgrounded_;
 
   // Used to allow a RenderWidgetHost to intercept various messages on the
   // IO thread.
@@ skipping 75 matching lines @@
   bool supports_browser_plugin_;
 
   // Indicates whether this is a RenderProcessHost of a Browser Plugin guest
   // renderer.
   bool is_guest_;
 
   // Forwards messages between WebRTCInternals in the browser process
   // and PeerConnectionTracker in the renderer process.
   scoped_refptr<PeerConnectionTrackerHost> peer_connection_tracker_host_;
 
+  base::Callback<void()> gpu_switch_callback_;
+
   DISALLOW_COPY_AND_ASSIGN(RenderProcessHostImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_RENDERER_HOST_BROWSER_RENDER_PROCESS_HOST_IMPL_H_