It is time.

ui/compositor/scoped_animation_duration_scale_mode.h

-// Copyright (c) 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 UI_COMPOSITOR_SCOPED_ANIMATION_DURATION_SCALE_MODE_H_
-#define UI_COMPOSITOR_SCOPED_ANIMATION_DURATION_SCALE_MODE_H_
-
-#include "base/basictypes.h"
-#include "ui/compositor/compositor_export.h"
-
-namespace ui {
-
-// Speed up or slow down animations for testing or debugging.
-class COMPOSITOR_EXPORT ScopedAnimationDurationScaleMode {
- public:
-  enum DurationScaleMode {
-    NORMAL_DURATION,
-    FAST_DURATION,
-    SLOW_DURATION,
-    // A very short but guaranteed non-zero duration for individual tests that
-    // need to assert things about animations after creating them.
-    NON_ZERO_DURATION,
-    // Animations complete immediately after being created. Used by most tests.
-    ZERO_DURATION
-  };
-
-  explicit ScopedAnimationDurationScaleMode(
-      DurationScaleMode scoped_duration_scale_mode)
-      : old_duration_scale_mode_(duration_scale_mode_) {
-    duration_scale_mode_ = scoped_duration_scale_mode;
-  }
-
-  ~ScopedAnimationDurationScaleMode() {
-    duration_scale_mode_ = old_duration_scale_mode_;
-  }
-
-  static DurationScaleMode duration_scale_mode() {
-    return duration_scale_mode_;
-  }
-
- private:
-  DurationScaleMode old_duration_scale_mode_;
-
-  static DurationScaleMode duration_scale_mode_;
-
-  DISALLOW_COPY_AND_ASSIGN(ScopedAnimationDurationScaleMode);
-};
-
-}  // namespace ui
-
-#endif  // UI_COMPOSITOR_SCOPED_ANIMATION_DURATION_SCALE_MODE_H