Discard outdated results in modal searches (#5082)

webapp/components/admin_console/team_users.jsx

@@ -158,13 +158,17 @@ export default class UserList extends React.Component {
 
         clearTimeout(this.searchTimeoutId);
 
-        this.searchTimeoutId = setTimeout(
+        const searchTimeoutId = setTimeout(
             () => {
                 searchUsers(
                     term,
                     this.props.params.team,
                     options,
                     (users) => {
+                        if (searchTimeoutId !== this.searchTimeoutId) {
+                            return;
+                        }
+
                         this.setState({loading: true, search: true, users});
                         loadTeamMembersForProfilesList(users, this.props.params.team, this.loadComplete);
                     }
@@ -172,6 +176,8 @@ export default class UserList extends React.Component {
             },
             Constants.SEARCH_TIMEOUT_MILLISECONDS
         );
+
+        this.searchTimeoutId = searchTimeoutId;
     }
 
     render() {