Adds plumbing to pass WebUI mojo::Handle from browser to renderer

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>
 
 #include "base/memory/scoped_ptr.h"
 #include "base/observer_list.h"
 #include "base/process/process.h"
 #include "base/timer/timer.h"
 #include "content/browser/child_process_launcher.h"
 #include "content/browser/geolocation/geolocation_dispatcher_host.h"
 #include "content/browser/power_monitor_message_broadcaster.h"
 #include "content/common/content_export.h"
 #include "content/public/browser/gpu_data_manager_observer.h"
 #include "content/public/browser/render_process_host.h"
 #include "ipc/ipc_channel_proxy.h"
 #include "ipc/ipc_platform_file.h"
 #include "ui/surface/transport_dib.h"
 
+#if defined(USE_MOJO)
+#include "content/common/mojo/render_process.mojom.h"
+#include "mojo/public/bindings/remote_ptr.h"
+#endif
+
 struct ViewHostMsg_CompositorSurfaceBuffersSwapped_Params;
 
 namespace base {
 class CommandLine;
 class MessageLoop;
 }
 
 namespace gfx {
 class Size;
 }
 
 namespace content {
 class AudioRendererHost;
 class BrowserDemuxerAndroid;
 class GeolocationDispatcherHost;
 class GpuMessageFilter;
 class MessagePortMessageFilter;
 class PeerConnectionTrackerHost;
 class RendererMainThread;
 class RenderWidgetHelper;
 class RenderWidgetHost;
 class RenderWidgetHostImpl;
 class RenderWidgetHostViewFrameSubscriber;
 class ScreenOrientationDispatcherHost;
 class StoragePartition;
 class StoragePartitionImpl;
 
 #if defined(USE_MOJO)
-class MojoChannelInit;
+class RenderProcessHostMojoImpl;
 #endif
 
 // Implements a concrete RenderProcessHost for the browser process for talking
 // to actual renderer processes (as opposed to mocks).
 //
 // Represents the browser side of the browser <--> renderer communication
 // channel. There will be one RenderProcessHost per renderer process.
 //
 // This object is refcounted so that it can release its resources when all
 // hosts using it go away.
@@ skipping 165 matching lines @@
   void SetIsGuestForTesting(bool is_guest) {
     is_guest_ = is_guest;
   }
 
   // Called when the existence of the other renderer process which is connected
   // to the Worker in this renderer process has changed.
   // It is only called when "enable-embedded-shared-worker" flag is set.
   void IncrementWorkerRefCount();
   void DecrementWorkerRefCount();
 
+#if defined(USE_MOJO)
+  void SetWebUIHandle(int32 view_routing_id,
+                      mojo::ScopedMessagePipeHandle handle);
+#endif
+
  protected:
   // A proxy for our IPC::Channel that lives on the IO thread (see
   // browser_process.h)
   scoped_ptr<IPC::ChannelProxy> channel_;
 
   // True if fast shutdown has been performed on this RPH.
   bool fast_shutdown_started_;
 
   // True if we've posted a DeleteTask and will be deleted soon.
   bool deleting_soon_;
@@ skipping 43 matching lines @@
   void ProcessDied(bool already_dead);
 
   virtual void OnGpuSwitching() OVERRIDE;
 
 #if defined(ENABLE_WEBRTC)
   // Sends |file_for_transit| to the render process.
   void SendAecDumpFileToRenderer(IPC::PlatformFileForTransit file_for_transit);
   void SendDisableAecDumpToRenderer();
 #endif
 
-#if defined(USE_MOJO)
-  // Establishes the mojo channel to the renderer.
-  void CreateMojoChannel();
-#endif
-
   // The registered IPC listener objects. When this list is empty, we should
   // delete ourselves.
   IDMap<IPC::Listener> listeners_;
 
   // 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.
@@ skipping 107 matching lines @@
 #if defined(ENABLE_WEBRTC)
   base::Callback<void(const std::string&)> webrtc_log_message_callback_;
 #endif
 
   // Message filter and dispatcher for screen orientation.
   ScreenOrientationDispatcherHost* screen_orientation_dispatcher_host_;
 
   int worker_ref_count_;
 
 #if defined(USE_MOJO)
-  scoped_ptr<MojoChannelInit> mojo_channel_init_;
+  scoped_ptr<RenderProcessHostMojoImpl> render_process_host_mojo_;
 #endif
 
   base::WeakPtrFactory<RenderProcessHostImpl> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(RenderProcessHostImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_RENDERER_HOST_BROWSER_RENDER_PROCESS_HOST_IMPL_H_