Refactor propagation of parsing errors for SVG attributes

third_party/WebKit/Source/core/svg/SVGPointList.cpp

Index: third_party/WebKit/Source/core/svg/SVGPointList.cpp
diff --git a/third_party/WebKit/Source/core/svg/SVGPointList.cpp b/third_party/WebKit/Source/core/svg/SVGPointList.cpp
index d1b2ac7b1a0d18efbf23e2b487fc346705b53dd4..117969e37d2f0cf160b167134c0fe688b623c31f 100644
--- a/third_party/WebKit/Source/core/svg/SVGPointList.cpp
+++ b/third_party/WebKit/Source/core/svg/SVGPointList.cpp
@@ -88,11 +88,11 @@ bool SVGPointList::parse(const CharType*& ptr, const CharType* end)
     }
 }
 
-void SVGPointList::setValueAsString(const String& value, ExceptionState& exceptionState)
+SVGParsingError SVGPointList::setValueAsString(const String& value)
 {
     if (value.isEmpty()) {
         clear();
-        return;
+        return NoError;
     }
 
     bool valid = false;
@@ -105,9 +105,7 @@ void SVGPointList::setValueAsString(const String& value, ExceptionState& excepti
         const UChar* end = ptr + value.length();
         valid = parse(ptr, end);
     }
-
-    if (!valid)
-        exceptionState.throwDOMException(SyntaxError, "Problem parsing points=\""+value+"\"");
+    return valid ? NoError : ParsingAttributeFailedError;
 }
 
 void SVGPointList::add(PassRefPtrWillBeRawPtr<SVGPropertyBase> other, SVGElement* contextElement)