Bug 338281 - Properly invalidate path when parsing fails. r+sr=roc

content/svg/content/src/nsSVGPathDataParser.cpp

@@ -1144,6 +1144,8 @@ nsSVGPathDataParserToInternal::Parse(const nsAString &aValue)
   mPrevSeg = nsIDOMSVGPathSeg::PATHSEG_UNKNOWN;
 
   nsresult rv = nsSVGPathDataParser::Parse(aValue);
+  if (NS_FAILED(rv))
+    mPathData->Clear();
   
   PathFini();
 

content/svg/content/src/nsSVGPathElement.cpp

@@ -342,9 +342,7 @@ nsSVGPathElement::BeforeSetAttr(PRInt32 aNamespaceID, nsIAtom* aName,
     }
     
     nsSVGPathDataParserToInternal parser(&mPathData);
-    nsresult rv = parser.Parse(*aValue);
-
-    NS_ENSURE_SUCCESS(rv, rv);
+    parser.Parse(*aValue);
   }
 
   return nsSVGPathElementBase::BeforeSetAttr(aNamespaceID, aName,