Deleted Widget/FrameViewBase

third_party/WebKit/Source/platform/scroll/Scrollbar.h

 /*
  * Copyright (C) 2004, 2006 Apple Computer, Inc.  All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
  *    documentation and/or other materials provided with the distribution.
  *
  * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #ifndef Scrollbar_h
 #define Scrollbar_h
 
-#include "platform/FrameViewBase.h"
 #include "platform/Timer.h"
 #include "platform/graphics/paint/DisplayItem.h"
 #include "platform/heap/Handle.h"
 #include "platform/scroll/ScrollTypes.h"
 #include "platform/scroll/ScrollbarThemeClient.h"
 #include "platform/wtf/MathExtras.h"
 
 namespace blink {
 
 class CullRect;
@@ skipping 28 matching lines @@
   ~Scrollbar() override;
 
   // ScrollbarThemeClient implementation.
   int X() const override { return frame_rect_.X(); }
   int Y() const override { return frame_rect_.Y(); }
   int Width() const override { return frame_rect_.Width(); }
   int Height() const override { return frame_rect_.Height(); }
   IntSize Size() const override { return frame_rect_.Size(); }
   IntPoint Location() const override { return frame_rect_.Location(); }
 
-  virtual void SetParent(FrameViewBase* parent) { parent_ = parent; }
-  FrameViewBase* Parent() const { return parent_; }
-
   void SetFrameRect(const IntRect&);
   IntRect FrameRect() const override { return frame_rect_; }
 
   ScrollbarOverlayColorTheme GetScrollbarOverlayColorTheme() const override;
   void GetTickmarks(Vector<IntRect>&) const override;
   bool IsScrollableAreaActive() const override;
 
-  IntPoint ConvertFromRootFrame(
-      const IntPoint& point_in_root_frame) const override;
+  IntPoint ConvertFromRootFrame(const IntPoint&) const override;
 
   bool IsCustomScrollbar() const override { return false; }
   ScrollbarOrientation Orientation() const override { return orientation_; }
   bool IsLeftSideVerticalScrollbar() const override;
 
   int Value() const override { return lroundf(current_pos_); }
   float CurrentPos() const override { return current_pos_; }
   int VisibleSize() const override { return visible_size_; }
   int TotalSize() const override { return total_size_; }
   int Maximum() const override { return total_size_ - visible_size_; }
@@ skipping 10 matching lines @@
   // This returns device-scale-factor-aware pixel value.
   // e.g. 15 in dsf=1.0, 30 in dsf=2.0.
   // This returns 0 for overlay scrollbars.
   // See also ScrolbarTheme::scrollbatThickness().
   int ScrollbarThickness() const;
 
   // Called by the ScrollableArea when the scroll offset changes.
   // Will trigger paint invalidation if required.
   void OffsetDidChange();
 
-  void DisconnectFromScrollableArea();
+  virtual void DisconnectFromScrollableArea();
   ScrollableArea* GetScrollableArea() const { return scrollable_area_; }
 
   int PressedPos() const { return pressed_pos_; }
 
   virtual void SetHoveredPart(ScrollbarPart);
   virtual void SetPressedPart(ScrollbarPart);
 
   void SetProportion(int visible_size, int total_size);
   void SetPressedPos(int p) { pressed_pos_ = p; }
 
@@ skipping 114 matching lines @@
   }
 
   float ScrollableAreaCurrentPos() const;
   float ScrollableAreaTargetPos() const;
   bool ThumbWillBeUnderMouse() const;
 
   int theme_scrollbar_thickness_;
   bool track_needs_repaint_;
   bool thumb_needs_repaint_;
   LayoutRect visual_rect_;
-  Member<FrameViewBase> parent_;
   IntRect frame_rect_;
 };
 
 }  // namespace blink
 
 #endif  // Scrollbar_h