It is time.

ui/views/metrics.h

-// Copyright (c) 2011 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_VIEWS_METRICS_H_
-#define UI_VIEWS_METRICS_H_
-
-#include "ui/views/views_export.h"
-
-namespace views {
-
-// NOTE: All times in this file are/should be expressed in milliseconds.
-
-// The default value for how long to wait before showing a menu button on hover.
-// This value is used if the OS doesn't supply one.
-extern const int kDefaultMenuShowDelay;
-
-// Returns the amount of time between double clicks.
-VIEWS_EXPORT int GetDoubleClickInterval();
-
-// Returns the amount of time to wait from hovering over a menu button until
-// showing the menu.
-VIEWS_EXPORT int GetMenuShowDelay();
-
-}  // namespace views
-
-#endif  // UI_VIEWS_METRICS_H_