Bug 964239 - Ignore invalid URIs rather than stopping completely. r=hsivonen

parser/html/nsHtml5TreeOperation.cpp

@@ -753,7 +753,7 @@ nsHtml5TreeOperation::Perform(nsHtml5TreeOpExecutor* aBuilder,
                      relative,
                      charset.get(),
                      aBuilder->GetViewSourceBaseURI());
-      NS_ENSURE_SUCCESS(rv, rv);
+      NS_ENSURE_SUCCESS(rv, NS_OK);
 
       // Reuse the fix for bug 467852
       // URLs that execute script (e.g. "javascript:" URLs) should just be