It is time.

ui/views/corewm/tooltip_aura.h

Index: ui/views/corewm/tooltip_aura.h
diff --git a/ui/views/corewm/tooltip_aura.h b/ui/views/corewm/tooltip_aura.h
deleted file mode 100644
index 24976b987603e76b133c2f62aba2308df24c36fb..0000000000000000000000000000000000000000
--- a/ui/views/corewm/tooltip_aura.h
+++ /dev/null
@@ -1,80 +0,0 @@
-// 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 UI_VIEWS_COREWM_TOOLTIP_AURA_H_
-#define UI_VIEWS_COREWM_TOOLTIP_AURA_H_
-
-#include "ui/gfx/screen_type_delegate.h"
-#include "ui/views/controls/label.h"
-#include "ui/views/corewm/tooltip.h"
-#include "ui/views/widget/widget_observer.h"
-
-namespace gfx {
-class FontList;
-}  // namespace gfx
-
-namespace views {
-
-class Widget;
-
-namespace corewm {
-
-// Implementation of Tooltip that shows the tooltip using a Widget and Label.
-class VIEWS_EXPORT TooltipAura : public Tooltip, public WidgetObserver {
- public:
-  explicit TooltipAura(gfx::ScreenType screen_type);
-  virtual ~TooltipAura();
-
-  // Trims the tooltip to fit in the width |max_width|, setting |text| to the
-  // clipped result, |width| to the width (in pixels) of the clipped text
-  // and |line_count| to the number of lines of text in the tooltip. |font_list|
-  // is used to layout |text|. |max_width| comes from GetMaxWidth().
-  static void TrimTooltipToFit(const gfx::FontList& font_list,
-                               int max_width,
-                               base::string16* text,
-                               int* width,
-                               int* line_count);
-
- private:
-  // Returns the max width of the tooltip when shown at the specified location.
-  int GetMaxWidth(const gfx::Point& location) const;
-
-  // Adjusts the bounds given by the arguments to fit inside the desktop
-  // and applies the adjusted bounds to the label_.
-  void SetTooltipBounds(const gfx::Point& mouse_pos,
-                        const gfx::Size& tooltip_size);
-
-  // Destroys |widget_|.
-  void DestroyWidget();
-
-  // Tooltip:
-  virtual void SetText(aura::Window* window,
-                       const base::string16& tooltip_text,
-                       const gfx::Point& location) override;
-  virtual void Show() override;
-  virtual void Hide() override;
-  virtual bool IsVisible() override;
-
-  // WidgetObserver:
-  virtual void OnWidgetDestroying(Widget* widget) override;
-
-  const gfx::ScreenType screen_type_;
-
-  // The label showing the tooltip.
-  Label label_;
-
-  // The widget containing the tooltip. May be NULL.
-  Widget* widget_;
-
-  // The window we're showing the tooltip for. Never NULL and valid while
-  // showing.
-  aura::Window* tooltip_window_;
-
-  DISALLOW_COPY_AND_ASSIGN(TooltipAura);
-};
-
-}  // namespace corewm
-}  // namespace views
-
-#endif  // UI_VIEWS_COREWM_TOOLTIP_AURA_H_