command_buffer: Implement CHROMIUM_framebuffer_mixed_samples extension

ui/gl/gl_bindings_autogen_mock.h

 // Copyright 2014 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 is auto-generated from
 // ui/gl/generate_bindings.py
 // It's formatted by clang-format using chromium coding style:
 //    clang-format -i -style=chromium filename
 // DO NOT EDIT!
 
@@ skipping 210 matching lines @@
 static void GL_BINDING_CALL
 Mock_glCoverStrokePathInstancedNV(GLsizei numPaths,
                                   GLenum pathNameType,
                                   const void* paths,
                                   GLuint pathBase,
                                   GLenum coverMode,
                                   GLenum transformType,
                                   const GLfloat* transformValues);
 static void GL_BINDING_CALL Mock_glCoverStrokePathNV(GLuint name,
                                                      GLenum coverMode);
+static void GL_BINDING_CALL Mock_glCoverageModulationNV(GLenum components);
 static GLuint GL_BINDING_CALL Mock_glCreateProgram(void);
 static GLuint GL_BINDING_CALL Mock_glCreateShader(GLenum type);
 static void GL_BINDING_CALL Mock_glCullFace(GLenum mode);
 static void GL_BINDING_CALL Mock_glDeleteBuffers(GLsizei n,
                                                  const GLuint* buffers);
 static void GL_BINDING_CALL Mock_glDeleteFencesAPPLE(GLsizei n,
                                                      const GLuint* fences);
 static void GL_BINDING_CALL Mock_glDeleteFencesNV(GLsizei n,
                                                   const GLuint* fences);
 static void GL_BINDING_CALL
@@ skipping 874 matching lines @@
                                                        GLboolean normalized,
                                                        GLsizei stride,
                                                        const void* ptr);
 static void GL_BINDING_CALL Mock_glViewport(GLint x,
                                             GLint y,
                                             GLsizei width,
                                             GLsizei height);
 static GLenum GL_BINDING_CALL Mock_glWaitSync(GLsync sync,
                                               GLbitfield flags,
                                               GLuint64 timeout);