Prepare for semantic change to nsIInterfaceInfo::GetParent (will set out param to null if no parent rather than return an nsresult error).

git-svn-id: svn://10.0.0.236/trunk@64316 18797224-902f-48f8-a5cc-f745e15eee43
2000-03-28 03:57:35 +00:00
parent 8f52b49032
commit cdc534310e
1 changed files with 2 additions and 1 deletions
--- a/mozilla/xpcom/proxy/src/nsProxyEventClass.cpp
+++ b/mozilla/xpcom/proxy/src/nsProxyEventClass.cpp
@@ -107,7 +107,8 @@ nsProxyEventClass::GetNewOrUsedClass(REFNSIID aIID)
                nsCOMPtr<nsIInterfaceInfo> oldest = info;
                nsCOMPtr<nsIInterfaceInfo> parent;

-                while(NS_SUCCEEDED(oldest->GetParent(getter_AddRefs(parent))))
+                while(NS_SUCCEEDED(oldest->GetParent(getter_AddRefs(parent)))&&
+                      parent)
                {
                    oldest = parent;
                }