Add CommandBuffer::SetGetBuffer

ppapi/proxy/ppb_context_3d_proxy.h

Index: ppapi/proxy/ppb_context_3d_proxy.h
diff --git a/ppapi/proxy/ppb_context_3d_proxy.h b/ppapi/proxy/ppb_context_3d_proxy.h
index 4747b4b9433322e81fa4085523cf9d0f615882a9..1556dad33a2862557b486d1bcfca613fc7f3d023 100644
--- a/ppapi/proxy/ppb_context_3d_proxy.h
+++ b/ppapi/proxy/ppb_context_3d_proxy.h
@@ -49,9 +49,8 @@ class Context3D : public Resource, public thunk::PPB_Context3D_API {
   virtual int32_t BindSurfaces(PP_Resource draw, PP_Resource read) OVERRIDE;
   virtual int32_t GetBoundSurfaces(PP_Resource* draw,
                                    PP_Resource* read) OVERRIDE;
-  virtual PP_Bool InitializeTrusted(int32_t size) OVERRIDE;
-  virtual PP_Bool GetRingBuffer(int* shm_handle,
-                                uint32_t* shm_size) OVERRIDE;
+  virtual PP_Bool InitializeTrusted() OVERRIDE;
+  virtual PP_Bool SetGetBuffer(int32_t shm_id) OVERRIDE;
   virtual PP_Context3DTrustedState GetState() OVERRIDE;
   virtual PP_Bool Flush(int32_t put_offset) OVERRIDE;
   virtual PP_Context3DTrustedState FlushSync(int32_t put_offset) OVERRIDE;
@@ -113,9 +112,9 @@ class PPB_Context3D_Proxy : public InterfaceProxy {
                          const HostResource& draw,
                          const HostResource& read,
                          int32_t* result);
-  void OnMsgInitialize(const HostResource& context,
-                       int32 size,
-                       base::SharedMemoryHandle* ring_buffer);
+  void OnMsgInitialize(const HostResource& context);
+  void OnMsgSetGetBuffer(const HostResource& context,
+                         int32_t shm_id);
   void OnMsgGetState(const HostResource& context,
                      gpu::CommandBuffer::State* state);
   void OnMsgFlush(const HostResource& context,