[SVG2] Allow leading and trailing whitespace in svg attributes

Source/core/svg/SVGLengthList.cpp

 /*
  * Copyright (C) 2004, 2005, 2008 Nikolas Zimmermann <zimmermann@kde.org>
  * Copyright (C) 2004, 2005, 2006 Rob Buis <buis@kde.org>
  *
  * 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 65 matching lines @@
 
     return builder.toString();
 }
 
 template <typename CharType>
 void SVGLengthList::parseInternal(const CharType*& ptr, const CharType* end, ExceptionState& exceptionState)
 {
     clear();
     while (ptr < end) {
         const CharType* start = ptr;
-        while (ptr < end && *ptr != ',' && !isSVGSpace(*ptr))
+        while (ptr < end && *ptr != ',' && !isHTMLSpace<CharType>(*ptr))
             ptr++;
         if (ptr == start)
             break;
 
         RefPtr<SVGLength> length = SVGLength::create(m_mode);
         String valueString(start, ptr - start);
         if (valueString.isEmpty())
             return;
         length->setValueAsString(valueString, exceptionState);
         if (exceptionState.hadException())
@@ skipping 98 matching lines @@
         at(i)->setValue(animatedNumber, lengthContext, ASSERT_NO_EXCEPTION);
     }
 }
 
 float SVGLengthList::calculateDistance(PassRefPtr<SVGPropertyBase> to, SVGElement*)
 {
     // FIXME: Distance calculation is not possible for SVGLengthList right now. We need the distance for every single value.
     return -1;
 }
 }