Change RenderObject::style(bool) to accept an enum instead

Source/core/rendering/RenderText.h

 /*
  * (C) 1999 Lars Knoll (knoll@kde.org)
  * (C) 2000 Dirk Mueller (mueller@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
  * 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.
  *
@@ skipping 67 matching lines @@
     const UChar* characters16() const { return m_text.impl()->characters16(); }
     bool hasEmptyText() const { return m_text.isEmpty(); }
     String substring(unsigned position, unsigned length) const { return m_text.substring(position, length); }
     UChar characterAt(unsigned) const;
     UChar uncheckedCharacterAt(unsigned) const;
     UChar operator[](unsigned i) const { return uncheckedCharacterAt(i); }
     unsigned textLength() const { return m_text.length(); } // non virtual implementation of length()
     void positionLineBox(InlineBox*);
 
     virtual float width(unsigned from, unsigned len, const Font&, float xPos, TextDirection, HashSet<const SimpleFontData*>* fallbackFonts = 0, GlyphOverflow* = 0) const;
-    virtual float width(unsigned from, unsigned len, float xPos, TextDirection, bool firstLine = false, HashSet<const SimpleFontData*>* fallbackFonts = 0, GlyphOverflow* = 0) const;
+    virtual float width(unsigned from, unsigned len, float xPos, TextDirection, OwnOrFirstLineStyle = OwnStyle, HashSet<const SimpleFontData*>* fallbackFonts = 0, GlyphOverflow* = 0) const;
 
     float minLogicalWidth() const;
     float maxLogicalWidth() const;
 
     void trimmedPrefWidths(float leadWidth,
         float& firstLineMinWidth, bool& hasBreakableStart,
         float& lastLineMinWidth, bool& hasBreakableEnd,
         bool& hasBreakableChar, bool& hasBreak,
         float& firstLineMaxWidth, float& lastLineMaxWidth,
         float& minWidth, float& maxWidth, bool& stripFrontSpaces,
@@ skipping 130 matching lines @@
 inline void RenderText::checkConsistency() const
 {
 }
 #endif
 
 void applyTextTransform(const RenderStyle*, String&, UChar);
 
 } // namespace WebCore
 
 #endif // RenderText_h