Make lost context and error message callbacks on GpuControl go to client

content/renderer/pepper/ppb_graphics_3d_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_RENDERER_PEPPER_PPB_GRAPHICS_3D_IMPL_H_
 #define CONTENT_RENDERER_PEPPER_PPB_GRAPHICS_3D_IMPL_H_
 
 #include <stdint.h>
 
 #include "base/macros.h"
 #include "base/memory/shared_memory.h"
 #include "base/memory/weak_ptr.h"
+#include "gpu/command_buffer/client/gpu_control_client.h"
 #include "gpu/command_buffer/common/command_buffer_id.h"
 #include "gpu/command_buffer/common/mailbox.h"
 #include "gpu/command_buffer/common/sync_token.h"
 #include "ppapi/shared_impl/ppb_graphics_3d_shared.h"
 #include "ppapi/shared_impl/resource.h"
 
 namespace gpu {
 struct Capabilities;
 class CommandBufferProxyImpl;
 class GpuChannelHost;
 }
 
 namespace content {
 
-class PPB_Graphics3D_Impl : public ppapi::PPB_Graphics3D_Shared {
+class PPB_Graphics3D_Impl : public ppapi::PPB_Graphics3D_Shared,
+                            public gpu::GpuControlClient {
  public:
   static PP_Resource CreateRaw(PP_Instance instance,
                                PP_Resource share_context,
                                const int32_t* attrib_list,
                                gpu::Capabilities* capabilities,
                                base::SharedMemoryHandle* shared_state_handle,
                                gpu::CommandBufferId* command_buffer_id);
 
   // PPB_Graphics3D_API trusted implementation.
   PP_Bool SetGetBuffer(int32_t transfer_buffer_id) override;
@@ skipping 36 matching lines @@
 
  private:
   explicit PPB_Graphics3D_Impl(PP_Instance instance);
 
   bool InitRaw(PPB_Graphics3D_API* share_context,
                const int32_t* attrib_list,
                gpu::Capabilities* capabilities,
                base::SharedMemoryHandle* shared_state_handle,
                gpu::CommandBufferId* command_buffer_id);
 
-  // Notifications received from the GPU process.
+  // GpuControlClient implementation.
+  void OnGpuControlLostContext() override;
+  void OnGpuControlErrorMessage(const char* msg, int id) override;
+
+  // Other notifications from the GPU process.
   void OnSwapBuffers();
-  void OnContextLost();
-  void OnConsoleMessage(const std::string& msg, int id);
   // Notifications sent to plugin.
   void SendContextLost();
 
   // True if context is bound to instance.
   bool bound_to_instance_;
   // True when waiting for compositor to commit our backing texture.
   bool commit_pending_;
 
+#if DCHECK_IS_ON()
+  bool lost_context_ = false;
+#endif
+
   gpu::Mailbox mailbox_;
   gpu::SyncToken sync_token_;
   bool has_alpha_;
   scoped_refptr<gpu::GpuChannelHost> channel_;
   scoped_ptr<gpu::CommandBufferProxyImpl> command_buffer_;
 
   base::WeakPtrFactory<PPB_Graphics3D_Impl> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(PPB_Graphics3D_Impl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_PEPPER_PPB_GRAPHICS_3D_IMPL_H_