Introduce css3TextEnabled instead of CSS3_TEXT.

Source/core/css/CSSPrimitiveValueMappings.h

 /*
  * Copyright (C) 2007 Alexey Proskuryakov <ap@nypop.com>.
  * Copyright (C) 2008, 2009, 2010, 2011 Apple Inc. All rights reserved.
  * Copyright (C) 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  * Copyright (C) 2009 Jeff Schiller <codedread@gmail.com>
  * Copyright (C) Research In Motion Limited 2010. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
@@ skipping 2283 matching lines @@
     case CSSValueWebkitAuto: // Legacy -webkit-auto. Eqiuvalent to start.
     case CSSValueStart:
         return TASTART;
     case CSSValueEnd:
         return TAEND;
     default:
         return static_cast<ETextAlign>(m_value.valueID - CSSValueLeft);
     }
 }
 
-#if ENABLE(CSS3_TEXT)
 template<> inline CSSPrimitiveValue::CSSPrimitiveValue(TextAlignLast e)
     : CSSValue(PrimitiveClass)
 {
     m_primitiveUnitType = CSS_VALUE_ID;
     switch (e) {
     case TextAlignLastStart:
         m_value.valueID = CSSValueStart;
         break;
     case TextAlignLastEnd:
         m_value.valueID = CSSValueEnd;
@@ skipping 33 matching lines @@
         return TextAlignLastCenter;
     case CSSValueJustify:
         return TextAlignLastJustify;
     default:
         break;
     }
 
     ASSERT_NOT_REACHED();
     return TextAlignLastAuto;
 }
-#endif // CSS3_TEXT
 
 template<> inline CSSPrimitiveValue::operator TextDecoration() const
 {
     switch (m_value.valueID) {
     case CSSValueNone:
         return TextDecorationNone;
     case CSSValueUnderline:
         return TextDecorationUnderline;
     case CSSValueOverline:
         return TextDecorationOverline;
@@ skipping 2313 matching lines @@
         break;
     }
 
     ASSERT_NOT_REACHED();
     return TouchActionNone;
 }
 
 }
 
 #endif