Implement CSS3TextDecorations runtime flag in favor of CSS3_TEXT

Source/core/rendering/style/RenderStyleConstants.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, 2009, 2010 Apple Inc. All rights reserved.
  * Copyright (C) 2006 Graham Dennis (graham.dennis@gmail.com)
  * Copyright (C) 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
@@ skipping 322 matching lines @@
 
 static const size_t ETextDecorationBits = 4;
 enum ETextDecoration {
     TDNONE = 0x0 , UNDERLINE = 0x1, OVERLINE = 0x2, LINE_THROUGH= 0x4, BLINK = 0x8
 };
 inline ETextDecoration operator|(ETextDecoration a, ETextDecoration b) { return ETextDecoration(int(a) | int(b)); }
 inline ETextDecoration& operator|=(ETextDecoration& a, ETextDecoration b) { return a = a | b; }
 
 enum TextDecorationStyle {
     TextDecorationStyleSolid,
-#if ENABLE(CSS3_TEXT)
     TextDecorationStyleDouble,
     TextDecorationStyleDotted,
     TextDecorationStyleDashed,
     TextDecorationStyleWavy
-#endif // CSS3_TEXT
 };
 
 #if ENABLE(CSS3_TEXT)
 enum TextAlignLast {
     TextAlignLastAuto, TextAlignLastStart, TextAlignLastEnd, TextAlignLastLeft, TextAlignLastRight, TextAlignLastCenter, TextAlignLastJustify
 };
 
 enum TextUnderlinePosition {
     // FIXME: Implement support for 'under left' and 'under right' values.
     TextUnderlinePositionAuto = 0x1, TextUnderlinePositionAlphabetic = 0x2, TextUnderlinePositionUnder = 0x4
@@ skipping 135 matching lines @@
 // Reasonable maximum to prevent insane font sizes from causing crashes on some platforms (such as Windows).
 static const float maximumAllowedFontSize = 1000000.0f;
 
 #if ENABLE(CSS3_TEXT)
 enum TextIndentLine { TextIndentFirstLine, TextIndentEachLine };
 #endif
 
 } // namespace WebCore
 
 #endif // RenderStyleConstants_h