Ignore declarations with out of range numeric values

Source/core/css/parser/CSSParserValues.h

 /*
  * Copyright (C) 2003 Lars Knoll (knoll@kde.org)
  * Copyright (C) 2004, 2005, 2006, 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,
@@ skipping 250 matching lines @@
 
 inline bool CSSParserSelector::hasShadowPseudo() const
 {
     return m_selector->relation() == CSSSelector::ShadowPseudo;
 }
 
 inline void CSSParserValue::setFromNumber(double value, int unit)
 {
     id = CSSValueInvalid;
     isInt = false;
-    if (std::isfinite(value))
-        fValue = value;
-    else
-        fValue = 0;
-    this->unit = unit;
+    fValue = value;
+    this->unit = std::isfinite(value) ? unit : CSSPrimitiveValue::CSS_UNKNOWN;
 }
 
 inline void CSSParserValue::setFromOperator(UChar c)
 {
     id = CSSValueInvalid;
     unit = Operator;
     iValue = c;
     isInt = false;
 }
 
 inline void CSSParserValue::setFromFunction(CSSParserFunction* function)
 {
     id = CSSValueInvalid;
     this->function = function;
     unit = Function;
     isInt = false;
 }
 
 inline void CSSParserValue::setFromValueList(PassOwnPtr<CSSParserValueList> valueList)
 {
     id = CSSValueInvalid;
     this->valueList = valueList.leakPtr();
     unit = ValueList;
     isInt = false;
 }
 
 }
 
 #endif