Add TODO note.

src/apps/debugger/user_interface/gui/team_window/VariablesView.cpp

@@ -1679,6 +1679,8 @@ VariablesView::MessageReceived(BMessage* message)
 				break;
 			}
 
+			// TODO: we need to also persist/restore the casted state
+			// in VariableViewState
 			node->NodeChild()->SetNode(valueNode);
 			break;
 		}