Load missing glGetInternalformativRobustANGLE entry point.

ui/gl/gl_bindings_autogen_mock.h

 // Copyright 2016 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 590 matching lines @@
 static void GL_BINDING_CALL Mock_glGetIntegerv(GLenum pname, GLint* params);
 static void GL_BINDING_CALL Mock_glGetIntegervRobustANGLE(GLenum pname,
                                                           GLsizei bufSize,
                                                           GLsizei* length,
                                                           GLint* data);
 static void GL_BINDING_CALL Mock_glGetInternalformativ(GLenum target,
                                                        GLenum internalformat,
                                                        GLenum pname,
                                                        GLsizei bufSize,
                                                        GLint* params);
+static void GL_BINDING_CALL
+Mock_glGetInternalformativRobustANGLE(GLenum target,
+                                      GLenum internalformat,
+                                      GLenum pname,
+                                      GLsizei bufSize,
+                                      GLsizei* length,
+                                      GLint* params);
 static void GL_BINDING_CALL Mock_glGetMultisamplefvRobustANGLE(GLenum pname,
                                                                GLuint index,
                                                                GLsizei bufSize,
                                                                GLsizei* length,
                                                                GLfloat* val);
 static void GL_BINDING_CALL
 Mock_glGetPointervRobustANGLERobustANGLE(GLenum pname,
                                          GLsizei bufSize,
                                          GLsizei* length,
                                          void** params);
@@ skipping 911 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);