Mojo: AsyncWaiter and mojo/public/environment

mojo/public/utility/environment.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 MOJO_PUBLIC_UTILITY_ENVIRONMENT_H_
-#define MOJO_PUBLIC_UTILITY_ENVIRONMENT_H_
-
-#include "mojo/public/system/macros.h"
-
-namespace mojo {
-
-namespace internal {
-class BindingsSupportImpl;
-}  // namespace internal
-
-class RunLoop;
-
-// Use Environment to cofigure state.
-class Environment {
- public:
-  Environment();
-  ~Environment();
-
- private:
-  internal::BindingsSupportImpl* bindings_support_;
-
-  MOJO_DISALLOW_COPY_AND_ASSIGN(Environment);
-};
-
-}  // namespace mojo
-
-#endif  // MOJO_PUBLIC_UTILITY_ENVIRONMENT_H_