Leave CreateStreamTexture route id out of the GL interface.

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 878 matching lines @@
 void GetTransformFeedbackVaryingsCHROMIUM(GLuint program,
                                           GLsizei bufsize,
                                           GLsizei* size,
                                           void* info) override;
 
 void GetUniformsES3CHROMIUM(GLuint program,
                             GLsizei bufsize,
                             GLsizei* size,
                             void* info) override;
 
-GLuint CreateStreamTextureCHROMIUM(GLuint texture) override;
-
 GLuint CreateImageCHROMIUM(ClientBuffer buffer,
                            GLsizei width,
                            GLsizei height,
                            GLenum internalformat) override;
 
 void DestroyImageCHROMIUM(GLuint image_id) override;
 
 GLuint CreateGpuMemoryBufferImageCHROMIUM(GLsizei width,
                                           GLsizei height,
                                           GLenum internalformat,
@@ skipping 264 matching lines @@
                                          GLint components,
                                          const GLfloat* coeffs) override;
 
 GLenum GetGraphicsResetStatusKHR() override;
 
 void BlendBarrierKHR() override;
 
 void ApplyScreenSpaceAntialiasingCHROMIUM() override;
 
 #endif  // GPU_COMMAND_BUFFER_CLIENT_GLES2_IMPLEMENTATION_AUTOGEN_H_