It is time.

ui/ozone/common/display_snapshot_proxy.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 UI_OZONE_COMMON_DISPLAY_SNAPSHOT_PROXY_H_
-#define UI_OZONE_COMMON_DISPLAY_SNAPSHOT_PROXY_H_
-
-#include "ui/display/types/display_snapshot.h"
-
-namespace ui {
-
-struct DisplaySnapshot_Params;
-
-class DisplaySnapshotProxy : public DisplaySnapshot {
- public:
-  DisplaySnapshotProxy(const DisplaySnapshot_Params& params);
-  virtual ~DisplaySnapshotProxy();
-
-  // DisplaySnapshot override:
-  virtual std::string ToString() const override;
-
- private:
-  std::string string_representation_;
-
-  DISALLOW_COPY_AND_ASSIGN(DisplaySnapshotProxy);
-};
-
-}  // namespace ui
-
-#endif  // UI_OZONE_COMMON_DISPLAY_SNAPSHOT_PROXY_H_