Remove custom style building functions for 'clip'.

Source/core/rendering/style/StyleVisualData.cpp

 /*
  * Copyright (C) 1999 Antti Koivisto (koivisto@kde.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved.
  *
  * 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
  * version 2 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * Library General Public License for more details.
  *
  * You should have received a copy of the GNU Library General Public License
  * along with this library; see the file COPYING.LIB.  If not, write to
  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  * Boston, MA 02110-1301, USA.
  *
  */
 
 #include "config.h"
 #include "core/rendering/style/StyleVisualData.h"
 
 #include "core/rendering/style/RenderStyle.h"
 
 namespace blink {
 
 StyleVisualData::StyleVisualData()
-    : hasClip(false)
+    : hasAutoClip(true)
     , textDecoration(RenderStyle::initialTextDecoration())
     , m_zoom(RenderStyle::initialZoom())
 {
 }
 
 StyleVisualData::~StyleVisualData()
 {
 }
 
 StyleVisualData::StyleVisualData(const StyleVisualData& o)
     : RefCounted<StyleVisualData>()
     , clip(o.clip)
-    , hasClip(o.hasClip)
+    , hasAutoClip(o.hasAutoClip)
     , textDecoration(o.textDecoration)
     , m_zoom(RenderStyle::initialZoom())
 {
 }
 
 } // namespace blink