Implement TransformFeedbackManager in GPU command buffer.

mojo/gpu/mojo_gles2_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!
 
 // This file is included by gles2_interface.h to declare the
 // GL api functions.
 #ifndef MOJO_GPU_MOJO_GLES2_IMPL_AUTOGEN_H_
 #define MOJO_GPU_MOJO_GLES2_IMPL_AUTOGEN_H_
 
+#include <memory>
+
 #include "gpu/command_buffer/client/gles2_interface.h"
 #include "mojo/public/c/gles2/gles2.h"
 
 namespace mojo {
 
 class MojoGLES2Impl : public gpu::gles2::GLES2Interface {
  public:
   explicit MojoGLES2Impl(MojoGLES2Context context) { context_ = context; }
   ~MojoGLES2Impl() override {}
   void ActiveTexture(GLenum texture) override;
@@ skipping 858 matching lines @@
       GLint location,
       GLboolean transpose,
       const GLfloat* default_value) override;
 
  private:
   MojoGLES2Context context_;
 };
 
 }  // namespace mojo
 #endif  // MOJO_GPU_MOJO_GLES2_IMPL_AUTOGEN_H_