Make UserOnlineDot more generic

res/css/views/rooms/_RoomTile.scss

@@ -62,14 +62,6 @@ limitations under the License.
     min-width: 0;
 }
 
-.mx_RoomTile_online_dot {
-    border-radius: 50%;
-    background-color: $accent-color;
-    height: 5px;
-    width: 5px;
-    display: inline-block;
-}
-
 .mx_RoomTile_subtext {
     display: inline-block;
     font-size: 11px;

res/css/views/rooms/_UserOnlineDot.scss

@@ -0,0 +1,23 @@
+/*
+Copyright 2019 The Matrix.org Foundation C.I.C.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+.mx_UserOnlineDot {
+    border-radius: 50%;
+    background-color: $accent-color;
+    height: 5px;
+    width: 5px;
+    display: inline-block;
+}

src/components/views/rooms/RoomTile.js

@@ -380,8 +380,8 @@ module.exports = createReactClass({
             />;
 
             if (this.props.room.getMember(dmUserId).membership === "join") {
-                const RoomTileOnlineDot = sdk.getComponent('rooms.RoomTileOnlineDot');
-                dmOnline = <RoomTileOnlineDot userId={dmUserId} />;
+                const UserOnlineDot = sdk.getComponent('rooms.UserOnlineDot');
+                dmOnline = <UserOnlineDot userId={dmUserId} />;
             }
         }
 

src/components/views/rooms/RoomTileOnlineDot.js → src/components/views/rooms/UserOnlineDot.js

@@ -20,7 +20,7 @@ import PropTypes from "prop-types";
 import {useEventEmitter} from "../../../hooks/useEventEmitter";
 import MatrixClientContext from "../../../contexts/MatrixClientContext";
 
-const RoomTileOnlineDot = ({userId}) => {
+const UserOnlineDot = ({userId}) => {
     const cli = useContext(MatrixClientContext);
     const user = useMemo(() => cli.getUser(userId), [cli, userId]);
 
@@ -38,11 +38,11 @@ const RoomTileOnlineDot = ({userId}) => {
     useEventEmitter(user, "User.currentlyActive", currentlyActiveHandler);
     useEventEmitter(user, "User.presence", currentlyActiveHandler);
 
-    return isOnline ? <span className="mx_RoomTile_online_dot" /> : null;
+    return isOnline ? <span className="mx_UserOnlineDot" /> : null;
 };
 
-RoomTileOnlineDot.propTypes = {
+UserOnlineDot.propTypes = {
     userId: PropTypes.string.isRequired,
 };
 
-export default RoomTileOnlineDot;
+export default UserOnlineDot;