Kill ScrollbarModesCalculationStrategy.

third_party/WebKit/Source/core/frame/FrameView.h

 /*
    Copyright (C) 1997 Martin Jones (mjones@kde.org)
              (C) 1998 Waldo Bastian (bastian@kde.org)
              (C) 1998, 1999 Torben Weis (weis@kde.org)
              (C) 1999 Lars Knoll (knoll@kde.org)
              (C) 1999 Antti Koivisto (koivisto@kde.org)
    Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights
    reserved.
 
    This library is free software; you can redistribute it and/or
@@ skipping 343 matching lines @@
     kScrollable,
     kNotScrollableNoOverflow,
     kNotScrollableNotVisible,
     kNotScrollableExplicitlyDisabled
   };
 
   ScrollingReasons GetScrollingReasons() const;
   bool IsScrollable() const override;
   bool IsProgrammaticallyScrollable() override;
 
-  enum ScrollbarModesCalculationStrategy { kRulesFromWebContentOnly, kAnyRule };
-  void CalculateScrollbarModes(
-      ScrollbarMode& h_mode,
-      ScrollbarMode& v_mode,
-      ScrollbarModesCalculationStrategy = kAnyRule) const;
+  void CalculateScrollbarModes(ScrollbarMode& h_mode,
+                               ScrollbarMode& v_mode) const;
 
   IntPoint LastKnownMousePosition() const override;
   bool ShouldSetCursor() const;
 
   void SetCursor(const Cursor&);
 
   bool ScrollbarsCanBeActive() const override;
   void ScrollbarVisibilityChanged() override;
   void ScrollbarFrameRectChanged() override;
 
@@ skipping 893 matching lines @@
                   frame_or_plugin.IsFrameView());
 DEFINE_TYPE_CASTS(FrameView,
                   ScrollableArea,
                   scrollableArea,
                   scrollableArea->IsFrameView(),
                   scrollableArea.IsFrameView());
 
 }  // namespace blink
 
 #endif  // FrameView_h