cc/trees/scoped_abort_remaining_swap_promises.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.

#ifndef CC_TREES_SCOPED_ABORT_REMAINING_SWAP_PROMISES_H_
#define CC_TREES_SCOPED_ABORT_REMAINING_SWAP_PROMISES_H_

#include "base/macros.h"
#include "cc/output/swap_promise.h"
#include "cc/trees/layer_tree_host.h"

namespace cc {

class ScopedAbortRemainingSwapPromises {
 public:
  explicit ScopedAbortRemainingSwapPromises(LayerTreeHost* layer_tree_host)
      : layer_tree_host_(layer_tree_host) {}

  ~ScopedAbortRemainingSwapPromises() {
    layer_tree_host_->BreakSwapPromises(SwapPromise::COMMIT_FAILS);
  }

 private:
  LayerTreeHost* layer_tree_host_;

  DISALLOW_COPY_AND_ASSIGN(ScopedAbortRemainingSwapPromises);
};

}  // namespace cc

#endif  // CC_TREES_SCOPED_ABORT_REMAINING_SWAP_PROMISES_H_