[SVG2] Allow leading and trailing whitespace in svg attributes

Source/core/svg/SVGInteger.cpp

 /*
  * Copyright (C) 2014 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 12 matching lines @@
  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #include "config.h"
 #include "core/svg/SVGInteger.h"
+#include "core/html/parser/HTMLParserIdioms.h"
 
 #include "core/svg/SVGAnimationElement.h"
 
 namespace WebCore {
 
 SVGInteger::SVGInteger(int value)
     : SVGPropertyBase(classType())
     , m_value(value)
 {
 }
@@ skipping 16 matching lines @@
 }
 
 void SVGInteger::setValueAsString(const String& string, ExceptionState& exceptionState)
 {
     if (string.isEmpty()) {
         m_value = 0;
         return;
     }
 
     bool valid = true;
-    m_value = string.toIntStrict(&valid);
+    m_value = stripLeadingAndTrailingHTMLSpaces(string).toIntStrict(&valid);
 
     if (!valid) {
         exceptionState.throwDOMException(SyntaxError, "The value provided ('" + string + "') is invalid.");
         m_value = 0;
     }
 }
 
 void SVGInteger::add(PassRefPtrWillBeRawPtr<SVGPropertyBase> other, SVGElement*)
 {
     setValue(m_value + toSVGInteger(other)->value());
@@ skipping 11 matching lines @@
     animationElement->animateAdditiveNumber(percentage, repeatCount, fromInteger->value(), toInteger->value(), toAtEndOfDurationInteger->value(), animatedFloat);
     m_value = static_cast<int>(roundf(animatedFloat));
 }
 
 float SVGInteger::calculateDistance(PassRefPtr<SVGPropertyBase> other, SVGElement*)
 {
     return abs(m_value - toSVGInteger(other)->value());
 }
 
 }