Bug 820971: Ignore the ref when checking to see if the image URI is the document URI. r=bz

--HG--
extra : rebase_source : 021930620f62745a946e9f6e774c20e89e1784f7

content/base/src/nsImageLoadingContent.cpp

@@ -558,7 +558,7 @@ nsImageLoadingContent::LoadImage(const nsAString& aNewURI,
 
   if (aNewURI.IsEmpty() &&
       doc->GetDocumentURI() &&
-      NS_SUCCEEDED(doc->GetDocumentURI()->Equals(imageURI, &equal)) && 
+      NS_SUCCEEDED(doc->GetDocumentURI()->EqualsExceptRef(imageURI, &equal)) &&
       equal)  {
 
     // Loading an embedded img from the same URI as the document URI will not work