Bug 416326 - "WARNING: NS_ENSURE_SUCCESS(rv, rv) failed with result 0x804B000A in nsUrlClassifierDBService.cpp, line 3242" [p=dcamp@mozilla.com (Dave Camp) r=tony a=blocking-firefox3+]

toolkit/components/url-classifier/src/nsUrlClassifierDBService.cpp

@@ -3223,6 +3223,7 @@ nsUrlClassifierDBService::Classify(nsIURI *uri,
     *result = PR_FALSE;
     return NS_OK;
   }
+  NS_ENSURE_SUCCESS(rv, rv);
 
   *result = PR_TRUE;
   return NS_OK;
@@ -3258,7 +3259,8 @@ nsUrlClassifierDBService::LookupURI(nsIURI* uri,
   nsCOMPtr<nsIUrlClassifierUtils> utilsService =
     do_GetService(NS_URLCLASSIFIERUTILS_CONTRACTID);
   nsresult rv = utilsService->GetKeyForURI(uri, key);
-  NS_ENSURE_SUCCESS(rv, rv);
+  if (NS_FAILED(rv))
+    return rv;
 
   // Create an nsUrlClassifierLookupCallback object.  This object will
   // take care of confirming partial hash matches if necessary before