Modify Copy{Sub}TextureCHROMIUM entry point to add level argument

gpu/command_buffer/client/gles2_interface_stub_impl_autogen.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
 // gpu/command_buffer/build_gles2_cmd_buffer.py
 // It's formatted by clang-format using chromium coding style:
 //    clang-format -i -style=chromium filename
 // DO NOT EDIT!
 
@@ skipping 898 matching lines @@
 void GLES2InterfaceStub::GetTranslatedShaderSourceANGLE(GLuint /* shader */,
                                                         GLsizei /* bufsize */,
                                                         GLsizei* /* length */,
                                                         char* /* source */) {}
 void GLES2InterfaceStub::PostSubBufferCHROMIUM(GLint /* x */,
                                                GLint /* y */,
                                                GLint /* width */,
                                                GLint /* height */) {}
 void GLES2InterfaceStub::CopyTextureCHROMIUM(
     GLenum /* source_id */,
+    GLint /* source_level */,
     GLenum /* dest_id */,
+    GLint /* dest_level */,
     GLint /* internalformat */,
     GLenum /* dest_type */,
     GLboolean /* unpack_flip_y */,
     GLboolean /* unpack_premultiply_alpha */,
     GLboolean /* unpack_unmultiply_alpha */) {}
 void GLES2InterfaceStub::CopySubTextureCHROMIUM(
     GLenum /* source_id */,
+    GLint /* source_level */,
     GLenum /* dest_id */,
+    GLint /* dest_level */,
     GLint /* xoffset */,
     GLint /* yoffset */,
     GLint /* x */,
     GLint /* y */,
     GLsizei /* width */,
     GLsizei /* height */,
     GLboolean /* unpack_flip_y */,
     GLboolean /* unpack_premultiply_alpha */,
     GLboolean /* unpack_unmultiply_alpha */) {}
 void GLES2InterfaceStub::CompressedCopyTextureCHROMIUM(GLenum /* source_id */,
@@ skipping 228 matching lines @@
 void GLES2InterfaceStub::OverlayPromotionHintCHROMIUM(
     GLuint /* texture */,
     GLboolean /* promotion_hint */,
     GLint /* display_x */,
     GLint /* display_y */) {}
 void GLES2InterfaceStub::SwapBuffersWithDamageCHROMIUM(GLint /* x */,
                                                        GLint /* y */,
                                                        GLint /* width */,
                                                        GLint /* height */) {}
 #endif  // GPU_COMMAND_BUFFER_CLIENT_GLES2_INTERFACE_STUB_IMPL_AUTOGEN_H_