Move Mojo channel initialization closer to IPC::Channel setup

content/renderer/mojo/mojo_render_process_observer.h

-// Copyright 2014 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_MOJO_MOJO_RENDER_PROCESS_OBSERVER_H_
-#define CONTENT_RENDERER_MOJO_MOJO_RENDER_PROCESS_OBSERVER_H_
-
-#include "base/memory/scoped_ptr.h"
-#include "content/common/mojo/render_process.mojom.h"
-#include "content/public/renderer/render_process_observer.h"
-#include "ipc/ipc_platform_file.h"
-#include "mojo/public/cpp/bindings/remote_ptr.h"
-
-namespace mojo {
-namespace common {
-class MojoChannelInit;
-}
-namespace embedder {
-struct ChannelInfo;
-}
-}
-
-namespace content {
-
-class RenderThread;
-
-// RenderProcessObserver implementation that initializes the mojo channel when
-// the right IPC is seen.
-// MojoRenderProcessObserver deletes itself when the RenderProcess is shutdown.
-class MojoRenderProcessObserver
-    : public content::RenderProcessObserver,
-      public RenderProcessMojo {
- public:
-  MojoRenderProcessObserver(RenderThread* render_thread);
-
-  // RenderProcessObserver overrides:
-  virtual bool OnControlMessageReceived(const IPC::Message& message) OVERRIDE;
-  virtual void OnRenderProcessShutdown() OVERRIDE;
-
- private:
-  virtual ~MojoRenderProcessObserver();
-
-  void OnChannelCreated(const IPC::PlatformFileForTransit& file);
-
-  // RenderProcessMojo overrides:
-  virtual void SetWebUIHandle(
-      int32 view_routing_id,
-      mojo::ScopedMessagePipeHandle web_ui_handle) OVERRIDE;
-
-  content::RenderThread* render_thread_;
-
-  scoped_ptr<mojo::common::MojoChannelInit> channel_init_;
-
-  mojo::RemotePtr<content::RenderProcessHostMojo> render_process_host_mojo_;
-
-  DISALLOW_COPY_AND_ASSIGN(MojoRenderProcessObserver);
-};
-
-}  // namespace content
-
-#endif  // CONTENT_RENDERER_MOJO_MOJO_RENDER_PROCESS_OBSERVER_H_