Remove GL_CHROMIUM_iosurface extension

cc/test/test_gles2_interface.h

 // 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.
 
 #ifndef CC_TEST_TEST_GLES2_INTERFACE_H_
 #define CC_TEST_TEST_GLES2_INTERFACE_H_
 
 #include "gpu/command_buffer/client/gles2_interface_stub.h"
 
 namespace cc {
@@ skipping 72 matching lines @@
                      GLsizei width,
                      GLsizei height,
                      GLenum format,
                      GLenum type,
                      const void* pixels) override;
   void TexStorage2DEXT(GLenum target,
                        GLsizei levels,
                        GLenum internalformat,
                        GLsizei width,
                        GLsizei height) override;
-  void TexImageIOSurface2DCHROMIUM(GLenum target,
-                                   GLsizei width,
-                                   GLsizei height,
-                                   GLuint io_surface_id,
-                                   GLuint plane) override;
   void TexParameteri(GLenum target, GLenum pname, GLint param) override;
 
   void CompressedTexImage2D(GLenum target,
                             GLint level,
                             GLenum internalformat,
                             GLsizei width,
                             GLsizei height,
                             GLint border,
                             GLsizei image_size,
                             const void* data) override;
@@ skipping 60 matching lines @@
   void LoseContextCHROMIUM(GLenum current, GLenum other) override;
   GLenum GetGraphicsResetStatusKHR() override;
 
  private:
   TestWebGraphicsContext3D* test_context_;
 };
 
 }  // namespace cc
 
 #endif  // CC_TEST_TEST_GLES2_INTERFACE_H_