Revert of Update the passthrough command decoder to use the new CHROMIUM_copy_texture.

gpu/command_buffer/client/gles2_implementation_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 918 matching lines @@
 void GetTranslatedShaderSourceANGLE(GLuint shader,
                                     GLsizei bufsize,
                                     GLsizei* length,
                                     char* source) override;
 
 void PostSubBufferCHROMIUM(GLint x,
                            GLint y,
                            GLint width,
                            GLint height) override;
 
-void CopyTextureCHROMIUM(GLuint source_id,
+void CopyTextureCHROMIUM(GLenum source_id,
                          GLint source_level,
                          GLenum dest_target,
-                         GLuint dest_id,
+                         GLenum dest_id,
                          GLint dest_level,
                          GLint internalformat,
                          GLenum dest_type,
                          GLboolean unpack_flip_y,
                          GLboolean unpack_premultiply_alpha,
                          GLboolean unpack_unmultiply_alpha) override;
 
-void CopySubTextureCHROMIUM(GLuint source_id,
+void CopySubTextureCHROMIUM(GLenum source_id,
                             GLint source_level,
                             GLenum dest_target,
-                            GLuint dest_id,
+                            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) override;
 
-void CompressedCopyTextureCHROMIUM(GLuint source_id, GLuint dest_id) override;
+void CompressedCopyTextureCHROMIUM(GLenum source_id, GLenum dest_id) override;
 
 void DrawArraysInstancedANGLE(GLenum mode,
                               GLint first,
                               GLsizei count,
                               GLsizei primcount) override;
 
 void DrawElementsInstancedANGLE(GLenum mode,
                                 GLsizei count,
                                 GLenum type,
                                 const void* indices,
@@ skipping 245 matching lines @@
 void SwapBuffersWithBoundsCHROMIUM(GLsizei count, const GLint* rects) override;
 
 void SetDrawRectangleCHROMIUM(GLint x,
                               GLint y,
                               GLint width,
                               GLint height) override;
 
 void SetEnableDCLayersCHROMIUM(GLboolean enabled) override;
 
 #endif  // GPU_COMMAND_BUFFER_CLIENT_GLES2_IMPLEMENTATION_AUTOGEN_H_