Remove GL_CHROMIUM_iosurface extension

cc/test/test_gles2_interface.cc

 // Copyright 2013 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.
 
 #include "cc/test/test_gles2_interface.h"
 
 #include "base/logging.h"
 #include "cc/test/test_web_graphics_context_3d.h"
 #include "gpu/GLES2/gl2extchromium.h"
 
@@ skipping 210 matching lines @@
 }
 
 void TestGLES2Interface::TexStorage2DEXT(GLenum target,
                                          GLsizei levels,
                                          GLenum internalformat,
                                          GLsizei width,
                                          GLsizei height) {
   test_context_->texStorage2DEXT(target, levels, internalformat, width, height);
 }
 
-void TestGLES2Interface::TexImageIOSurface2DCHROMIUM(GLenum target,
-                                                     GLsizei width,
-                                                     GLsizei height,
-                                                     GLuint io_surface_id,
-                                                     GLuint plane) {
-  test_context_->texImageIOSurface2DCHROMIUM(
-      target, width, height, io_surface_id, plane);
-}
-
 void TestGLES2Interface::TexParameteri(GLenum target,
                                        GLenum pname,
                                        GLint param) {
   test_context_->texParameteri(target, pname, param);
 }
 
 void TestGLES2Interface::FramebufferRenderbuffer(GLenum target,
                                                  GLenum attachment,
                                                  GLenum renderbuffertarget,
                                                  GLuint renderbuffer) {
@@ skipping 159 matching lines @@
   test_context_->loseContextCHROMIUM(current, other);
 }
 
 GLenum TestGLES2Interface::GetGraphicsResetStatusKHR() {
   if (test_context_->isContextLost())
     return GL_UNKNOWN_CONTEXT_RESET_KHR;
   return GL_NO_ERROR;
 }
 
 }  // namespace cc