Allow the renderer process to map textures from one context into another.

gpu/command_buffer/service/gles2_cmd_decoder_mock.h

 // Copyright (c) 2011 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.
 
 // This file contains the mock GLES2Decoder class.
 
 #ifndef GPU_COMMAND_BUFFER_SERVICE_GLES2_CMD_DECODER_MOCK_H_
 #define GPU_COMMAND_BUFFER_SERVICE_GLES2_CMD_DECODER_MOCK_H_
 
 #include <vector>
@@ skipping 19 matching lines @@
   virtual ~MockGLES2Decoder();
 
   MOCK_METHOD6(Initialize,
                bool(const scoped_refptr<gfx::GLSurface>& surface,
                     const scoped_refptr<gfx::GLContext>& context,
                     const gfx::Size& size,
                     const DisallowedExtensions& disallowed_extensions,
                     const char* allowed_extensions,
                     const std::vector<int32>& attribs));
   MOCK_METHOD0(Destroy, void());
+  MOCK_METHOD4(MapExternalResource,
+               bool(resource_type::ResourceType resource_type,
+                    uint32 resource_source_id,
+                    GLES2Decoder* source_decoder,
+                    uint32 resource_dest_id));
   MOCK_METHOD2(SetParent, bool(GLES2Decoder* parent, uint32 parent_texture_id));
   MOCK_METHOD1(ResizeOffscreenFrameBuffer, void(const gfx::Size& size));
   MOCK_METHOD0(UpdateOffscreenFrameBufferSize, bool());
   MOCK_METHOD0(MakeCurrent, bool());
   MOCK_METHOD1(GetServiceIdForTesting, uint32(uint32 client_id));
   MOCK_METHOD0(GetGLES2Util, GLES2Util*());
   MOCK_METHOD0(GetGLSurface, gfx::GLSurface*());
   MOCK_METHOD0(GetGLContext, gfx::GLContext*());
   MOCK_METHOD0(GetContextGroup, ContextGroup*());
   MOCK_METHOD1(SetResizeCallback, void(Callback1<gfx::Size>::Type*));
   MOCK_METHOD1(SetSwapBuffersCallback, void(Callback0::Type*));
   MOCK_METHOD3(DoCommand, error::Error(unsigned int command,
                                        unsigned int arg_count,
                                        const void* cmd_data));
   MOCK_METHOD2(GetServiceTextureId, bool(uint32 client_texture_id,
                                          uint32* service_texture_id));
   MOCK_METHOD0(GetContextLostReason, error::ContextLostReason());
   MOCK_CONST_METHOD1(GetCommandName, const char*(unsigned int command_id));
 
   DISALLOW_COPY_AND_ASSIGN(MockGLES2Decoder);
 };
 
 }  // namespace gles2
 }  // namespace gpu
 
 #endif  // GPU_COMMAND_BUFFER_SERVICE_GLES2_CMD_DECODER_MOCK_H_