command_buffer: Implement EXT_blend_func_extended

gpu/command_buffer/client/gles2_trace_implementation_autogen.h

Index: gpu/command_buffer/client/gles2_trace_implementation_autogen.h
diff --git a/gpu/command_buffer/client/gles2_trace_implementation_autogen.h b/gpu/command_buffer/client/gles2_trace_implementation_autogen.h
index 05f845579e64c74902a497aba221085bfb5364d2..132826fd1aef8432d99d031b46546b74a2216c70 100644
--- a/gpu/command_buffer/client/gles2_trace_implementation_autogen.h
+++ b/gpu/command_buffer/client/gles2_trace_implementation_autogen.h
@@ -846,4 +846,12 @@ void ProgramPathFragmentInputGenCHROMIUM(GLuint program,
 GLenum GetGraphicsResetStatusKHR() override;
 void BlendBarrierKHR() override;
 void ApplyScreenSpaceAntialiasingCHROMIUM() override;
+void BindFragDataLocationIndexedEXT(GLuint program,
+                                    GLuint colorNumber,
+                                    GLuint index,
+                                    const char* name) override;
+void BindFragDataLocationEXT(GLuint program,
+                             GLuint colorNumber,
+                             const char* name) override;
+GLint GetFragDataIndexEXT(GLuint program, const char* name) override;
 #endif  // GPU_COMMAND_BUFFER_CLIENT_GLES2_TRACE_IMPLEMENTATION_AUTOGEN_H_