Remove support for -webkit-line-clamp

Source/core/rendering/style/StyleRareNonInheritedData.h

 /*
  * Copyright (C) 2000 Lars Knoll (knoll@kde.org)
  *           (C) 2000 Antti Koivisto (koivisto@kde.org)
  *           (C) 2000 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2003, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved.
  * Copyright (C) 2006 Graham Dennis (graham.dennis@gmail.com)
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
@@ skipping 14 matching lines @@
 #ifndef StyleRareNonInheritedData_h
 #define StyleRareNonInheritedData_h
 
 #include "core/platform/LengthPoint.h"
 #include "core/rendering/ClipPathOperation.h"
 #include "core/rendering/style/BasicShapes.h"
 #include "core/rendering/style/CounterDirectives.h"
 #include "core/rendering/style/CursorData.h"
 #include "core/rendering/style/DataRef.h"
 #include "core/rendering/style/FillLayer.h"
-#include "core/rendering/style/LineClampValue.h"
 #include "core/rendering/style/NinePieceImage.h"
 #include "core/rendering/style/ShapeValue.h"
 #include "wtf/OwnPtr.h"
 #include "wtf/PassRefPtr.h"
 #include "wtf/Vector.h"
 
 namespace WebCore {
 
 class CSSAnimationDataList;
 class ShadowData;
@@ skipping 44 matching lines @@
 
     float opacity; // Whether or not we're transparent.
 
     float m_aspectRatioDenominator;
     float m_aspectRatioNumerator;
 
     float m_perspective;
     Length m_perspectiveOriginX;
     Length m_perspectiveOriginY;
 
-    LineClampValue lineClamp; // An Apple extension.
     DraggableRegionMode m_draggableRegionMode;
 
     DataRef<StyleDeprecatedFlexibleBoxData> m_deprecatedFlexibleBox; // Flexible box properties
     DataRef<StyleFlexibleBoxData> m_flexibleBox;
     DataRef<StyleMarqueeData> m_marquee; // Marquee properties
     DataRef<StyleMultiColData> m_multiCol; //  CSS3 multicol properties
     DataRef<StyleTransformData> m_transform; // Transform properties (rotate, scale, skew, etc.)
 
     DataRef<StyleFilterData> m_filter; // Filter operations (url, sepia, blur, etc.)
 
@@ skipping 80 matching lines @@
     unsigned m_isolation : 1; // Isolation
 
 private:
     StyleRareNonInheritedData();
     StyleRareNonInheritedData(const StyleRareNonInheritedData&);
 };
 
 } // namespace WebCore
 
 #endif // StyleRareNonInheritedData_h