Make GL bindings conditional

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 431 matching lines @@
                                                        GLvoid* binary);
 static void GL_BINDING_CALL Mock_glGetProgramInfoLog(GLuint program,
                                                      GLsizei bufsize,
                                                      GLsizei* length,
                                                      char* infolog);
 static void GL_BINDING_CALL
 Mock_glGetProgramiv(GLuint program, GLenum pname, GLint* params);
 static void GL_BINDING_CALL
 Mock_glGetQueryObjecti64v(GLuint id, GLenum pname, GLint64* params);
 static void GL_BINDING_CALL
+Mock_glGetQueryObjecti64vEXT(GLuint id, GLenum pname, GLint64* params);
+static void GL_BINDING_CALL
 Mock_glGetQueryObjectiv(GLuint id, GLenum pname, GLint* params);
 static void GL_BINDING_CALL
 Mock_glGetQueryObjectivARB(GLuint id, GLenum pname, GLint* params);
 static void GL_BINDING_CALL
 Mock_glGetQueryObjectivEXT(GLuint id, GLenum pname, GLint* params);
 static void GL_BINDING_CALL
 Mock_glGetQueryObjectui64v(GLuint id, GLenum pname, GLuint64* params);
 static void GL_BINDING_CALL
 Mock_glGetQueryObjectui64vEXT(GLuint id, GLenum pname, GLuint64* params);
 static void GL_BINDING_CALL
@@ skipping 409 matching lines @@
 static void GL_BINDING_CALL Mock_glVertexAttribPointer(GLuint indx,
                                                        GLint size,
                                                        GLenum type,
                                                        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);