Browser Plugin: PpapiCommandBufferProxy should see a lost context if the embedder has deleted the P…

ppapi/proxy/ppb_graphics_3d_proxy.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 PPAPI_PROXY_PPB_GRAPHICS_3D_PROXY_H_
 #define PPAPI_PROXY_PPB_GRAPHICS_3D_PROXY_H_
 
 #include <vector>
 
 #include "base/shared_memory.h"
@@ skipping 60 matching lines @@
   static const ApiID kApiID = API_ID_PPB_GRAPHICS_3D;
 
  private:
   void OnMsgCreate(PP_Instance instance,
                    const std::vector<int32_t>& attribs,
                    HostResource* result);
   void OnMsgInitCommandBuffer(const HostResource& context);
   void OnMsgSetGetBuffer(const HostResource& context,
                          int32 id);
   void OnMsgGetState(const HostResource& context,
-                     gpu::CommandBuffer::State* state);
+                     gpu::CommandBuffer::State* state,
+                     bool* success);
   void OnMsgFlush(const HostResource& context,
                   int32 put_offset,
                   int32 last_known_get,
-                  gpu::CommandBuffer::State* state);
+                  gpu::CommandBuffer::State* state,
+                  bool* success);
   void OnMsgAsyncFlush(const HostResource& context,
                        int32 put_offset);
   void OnMsgCreateTransferBuffer(const HostResource& context,
                                  int32 size,
                                  int32* id);
   void OnMsgDestroyTransferBuffer(const HostResource& context,
                                   int32 id);
   void OnMsgGetTransferBuffer(const HostResource& context,
                               int32 id,
                               base::SharedMemoryHandle* transfer_buffer,
@@ skipping 10 matching lines @@
                                 ProxyNonThreadSafeRefCount> callback_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(PPB_Graphics3D_Proxy);
 };
 
 }  // namespace proxy
 }  // namespace ppapi
 
 #endif  // PPAPI_PROXY_PPB_GRAPHICS_3D_PROXY_H_