Support mojo applications in GPU process.

content/browser/gpu/gpu_process_host.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_GPU_GPU_PROCESS_HOST_H_
 #define CONTENT_BROWSER_GPU_GPU_PROCESS_HOST_H_
 
 #include <map>
 #include <queue>
 #include <set>
@@ skipping 26 matching lines @@
 struct GPUCreateCommandBufferConfig;
 
 namespace IPC {
 struct ChannelHandle;
 }
 
 namespace content {
 class BrowserChildProcessHostImpl;
 class GpuMainThread;
 class InProcessChildThreadParams;
+class MojoApplicationHost;
 class RenderWidgetHostViewFrameSubscriber;
 class ShaderDiskCache;
 
 typedef base::Thread* (*GpuMainThreadFactoryFunction)(
     const InProcessChildThreadParams&);
 
 class GpuProcessHost : public BrowserChildProcessHostDelegate,
                        public IPC::Sender,
                        public base::NonThreadSafe {
  public:
@@ skipping 108 matching lines @@
   void LoadedShader(const std::string& key, const std::string& data);
 
  private:
   static bool ValidateHost(GpuProcessHost* host);
 
   GpuProcessHost(int host_id, GpuProcessKind kind);
   ~GpuProcessHost() override;
 
   bool Init();
 
+  // Sets up mojo support in GPU process. Returns false upon failure.
+  bool SetupMojo();
+
   // Post an IPC message to the UI shim's message handler on the UI thread.
   void RouteOnUIThread(const IPC::Message& message);
 
   // BrowserChildProcessHostDelegate implementation.
   bool OnMessageReceived(const IPC::Message& message) override;
   void OnChannelConnected(int32 peer_pid) override;
   void OnProcessLaunched() override;
   void OnProcessLaunchFailed() override;
   void OnProcessCrashed(int exit_code) override;
+  ServiceRegistry* GetServiceRegistry() override;
 
   // Message handlers.
   void OnInitialized(bool result, const gpu::GPUInfo& gpu_info);
   void OnChannelEstablished(const IPC::ChannelHandle& channel_handle);
   void OnCommandBufferCreated(CreateCommandBufferResult result);
   void OnGpuMemoryBufferCreated(const gfx::GpuMemoryBufferHandle& handle);
   void OnDidCreateOffscreenContext(const GURL& url);
   void OnDidLoseContext(bool offscreen,
                         gpu::error::ContextLostReason reason,
                         const GURL& url);
@@ skipping 86 matching lines @@
   ClientIdToShaderCacheMap client_id_to_shader_cache_;
 
   std::string shader_prefix_key_;
 
 #if defined(OS_MACOSX) && !defined(OS_IOS)
   // Unique unguessable token that the GPU process is using to register
   // IOSurfaces.
   IOSurfaceManagerToken io_surface_manager_token_;
 #endif
 
+  // Browser-side Mojo endpoint which sets up a Mojo channel with the child
+  // process and contains the browser's ServiceRegistry.
+  scoped_ptr<MojoApplicationHost> mojo_application_host_;
+
   DISALLOW_COPY_AND_ASSIGN(GpuProcessHost);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_GPU_GPU_PROCESS_HOST_H_