diff -r 000000000000 -r 4f2f89ce4247 WebCore/rendering/style/StyleRareInheritedData.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/WebCore/rendering/style/StyleRareInheritedData.cpp	Fri Sep 17 09:02:29 2010 +0300
@@ -0,0 +1,127 @@
+/*
+ * Copyright (C) 1999 Antti Koivisto (koivisto@kde.org)
+ * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010 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 "StyleRareInheritedData.h"
+
+#include "RenderStyle.h"
+#include "RenderStyleConstants.h"
+
+namespace WebCore {
+
+StyleRareInheritedData::StyleRareInheritedData()
+    : textStrokeWidth(RenderStyle::initialTextStrokeWidth())
+    , textShadow(0)
+    , indent(RenderStyle::initialTextIndent())
+    , m_effectiveZoom(RenderStyle::initialZoom())
+    , widows(RenderStyle::initialWidows())
+    , orphans(RenderStyle::initialOrphans())
+    , textSecurity(RenderStyle::initialTextSecurity())
+    , userModify(READ_ONLY)
+    , wordBreak(RenderStyle::initialWordBreak())
+    , wordWrap(RenderStyle::initialWordWrap())
+    , nbspMode(NBNORMAL)
+    , khtmlLineBreak(LBNORMAL)
+    , textSizeAdjust(RenderStyle::initialTextSizeAdjust())
+    , resize(RenderStyle::initialResize())
+    , userSelect(RenderStyle::initialUserSelect())
+    , colorSpace(DeviceColorSpace)
+    , hyphens(HyphensManual)
+{
+}
+
+StyleRareInheritedData::StyleRareInheritedData(const StyleRareInheritedData& o)
+    : RefCounted<StyleRareInheritedData>()
+    , textStrokeColor(o.textStrokeColor)
+    , textStrokeWidth(o.textStrokeWidth)
+    , textFillColor(o.textFillColor)
+    , textShadow(o.textShadow ? new ShadowData(*o.textShadow) : 0)
+    , highlight(o.highlight)
+    , cursorData(o.cursorData)
+    , indent(o.indent)
+    , m_effectiveZoom(o.m_effectiveZoom)
+    , widows(o.widows)
+    , orphans(o.orphans)
+    , textSecurity(o.textSecurity)
+    , userModify(o.userModify)
+    , wordBreak(o.wordBreak)
+    , wordWrap(o.wordWrap)
+    , nbspMode(o.nbspMode)
+    , khtmlLineBreak(o.khtmlLineBreak)
+    , textSizeAdjust(o.textSizeAdjust)
+    , resize(o.resize)
+    , userSelect(o.userSelect)
+    , colorSpace(o.colorSpace)
+    , hyphens(o.hyphens)
+    , hyphenateCharacter(o.hyphenateCharacter)
+{
+}
+
+StyleRareInheritedData::~StyleRareInheritedData()
+{
+    delete textShadow;
+}
+
+static bool cursorDataEquivalent(const CursorList* c1, const CursorList* c2)
+{
+    if (c1 == c2)
+        return true;
+    if ((!c1 && c2) || (c1 && !c2))
+        return false;
+    return (*c1 == *c2);
+}
+
+bool StyleRareInheritedData::operator==(const StyleRareInheritedData& o) const
+{
+    return textStrokeColor == o.textStrokeColor
+        && textStrokeWidth == o.textStrokeWidth
+        && textFillColor == o.textFillColor
+        && shadowDataEquivalent(o)
+        && highlight == o.highlight
+        && cursorDataEquivalent(cursorData.get(), o.cursorData.get())
+        && indent == o.indent
+        && m_effectiveZoom == o.m_effectiveZoom
+        && widows == o.widows
+        && orphans == o.orphans
+        && textSecurity == o.textSecurity
+        && userModify == o.userModify
+        && wordBreak == o.wordBreak
+        && wordWrap == o.wordWrap
+        && nbspMode == o.nbspMode
+        && khtmlLineBreak == o.khtmlLineBreak
+        && textSizeAdjust == o.textSizeAdjust
+        && resize == o.resize
+        && userSelect == o.userSelect
+        && colorSpace == o.colorSpace
+        && hyphens == o.hyphens
+        && hyphenateCharacter == o.hyphenateCharacter;
+}
+
+bool StyleRareInheritedData::shadowDataEquivalent(const StyleRareInheritedData& o) const
+{
+    if ((!textShadow && o.textShadow) || (textShadow && !o.textShadow))
+        return false;
+    if (textShadow && o.textShadow && (*textShadow != *o.textShadow))
+        return false;
+    return true;
+}
+
+} // namespace WebCore