Revert of Adds the ability for the renderer to create the mojo channel

content/browser/renderer_host/render_process_host_impl.h

Index: content/browser/renderer_host/render_process_host_impl.h
diff --git a/content/browser/renderer_host/render_process_host_impl.h b/content/browser/renderer_host/render_process_host_impl.h
index e76ad9b1223b8031e27ad1115d9a93d32c8a6b20..d5e24d334b438816174073e52f361dd994019d67 100644
--- a/content/browser/renderer_host/render_process_host_impl.h
+++ b/content/browser/renderer_host/render_process_host_impl.h
@@ -40,7 +40,6 @@
 class GeolocationDispatcherHost;
 class GpuMessageFilter;
 class MessagePortMessageFilter;
-class MojoChannelInit;
 class PeerConnectionTrackerHost;
 class RendererMainThread;
 class RenderWidgetHelper;
@@ -296,9 +295,6 @@
   void SendDisableAecDumpToRenderer();
 #endif
 
-  // Establishes the mojo channel to the renderer.
-  void CreateMojoChannel();
-
   // The registered IPC listener objects. When this list is empty, we should
   // delete ourselves.
   IDMap<IPC::Listener> listeners_;
@@ -420,18 +416,14 @@
   base::Callback<void(const std::string&)> webrtc_log_message_callback_;
 #endif
 
+  // Lives on the browser's ChildThread.
+  base::WeakPtrFactory<RenderProcessHostImpl> weak_factory_;
+
   // Message filter and dispatcher for screen orientation.
   ScreenOrientationDispatcherHost* screen_orientation_dispatcher_host_;
 
   int worker_ref_count_;
 
-  // TODO(sky): remove ifdef, temporary until mac sorted out.
-#if !defined(OS_MACOSX)
-  scoped_ptr<MojoChannelInit> mojo_channel_init_;
-#endif
-
-  base::WeakPtrFactory<RenderProcessHostImpl> weak_factory_;
-
   DISALLOW_COPY_AND_ASSIGN(RenderProcessHostImpl);
 };