Return from doRemoveListeners after issuing removeAllListeners

git-svn-id: svn://10.0.0.236/trunk@71202 18797224-902f-48f8-a5cc-f745e15eee43

mozilla/java/webclient/classes_spec/org/mozilla/webclient/wrapper_native/NativeEventThread.java

@@ -240,6 +240,7 @@ private void doRemoveListeners()
                 listenerString = (String) listenerObj;
                 if (listenerString.equals("all")) {
                     nativeRemoveAllListeners(nativeWebShell);
+                    return;
                 }
                 else {
                     throw new UnimplementedException("Webclient doesn't understand how to remove " + ((String)listenerObj) + ".");