absorb updater.js into the Platforms, gets rid of pointless setInterval in Electron

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

(cherry picked from commit 24e8a30)
Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

src/vector/index.js

@@ -59,7 +59,6 @@ var sdk = require("matrix-react-sdk");
 const PlatformPeg = require("matrix-react-sdk/lib/PlatformPeg");
 sdk.loadSkin(require('../component-index'));
 var VectorConferenceHandler = require('../VectorConferenceHandler');
-var UpdateChecker = require("./updater");
 var q = require('q');
 var request = require('browser-request');
 import * as UserSettingsStore from 'matrix-react-sdk/lib/UserSettingsStore';
@@ -277,7 +276,9 @@ async function loadApp() {
             Unable to load config file: please refresh the page to try again.
         </div>, document.getElementById('matrixchat'));
     } else if (validBrowser) {
-        UpdateChecker.start();
+        const platform = PlatformPeg.get();
+        platform.startUpdater();
+
         const MatrixChat = sdk.getComponent('structures.MatrixChat');
         window.matrixChat = ReactDOM.render(
             <MatrixChat
@@ -290,7 +291,7 @@ async function loadApp() {
                 enableGuest={true}
                 onLoadCompleted={onLoadCompleted}
                 initialScreenAfterLogin={getScreenFromLocation(window.location)}
-                defaultDeviceDisplayName={PlatformPeg.get().getDefaultDeviceDisplayName()}
+                defaultDeviceDisplayName={platform.getDefaultDeviceDisplayName()}
             />,
             document.getElementById('matrixchat')
         );

src/vector/platform/VectorBasePlatform.js

@@ -74,6 +74,12 @@ export default class VectorBasePlatform extends BasePlatform {
         this._updateFavicon();
     }
 
+    /**
+     * Begin update polling, if applicable
+     */
+    startUpdater() {
+    }
+
     /**
      * Check for the availability of an update to the version of the
      * app that's currently running.

src/vector/platform/WebPlatform.js

@@ -26,6 +26,8 @@ import q from 'q';
 import url from 'url';
 import UAParser from 'ua-parser-js';
 
+var POKE_RATE_MS = 10 * 60 * 1000; // 10 min
+
 export default class WebPlatform extends VectorBasePlatform {
     constructor() {
         super();
@@ -132,6 +134,11 @@ export default class WebPlatform extends VectorBasePlatform {
         return this._getVersion();
     }
 
+    startUpdater() {
+        this.pollForUpdate();
+        setInterval(this.pollForUpdate, POKE_RATE_MS);
+    }
+
     pollForUpdate() {
         this._getVersion().done((ver) => {
             if (this.runningVersion === null) {

src/vector/updater.js

@@ -1,30 +0,0 @@
-/*
-Copyright 2016 OpenMarket Ltd
-
-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.
-*/
-
-import PlatformPeg from 'matrix-react-sdk/lib/PlatformPeg';
-
-var POKE_RATE_MS = 10 * 60 * 1000; // 10 min
-
-module.exports = {
-    start: function() {
-        module.exports.poll();
-        setInterval(module.exports.poll, POKE_RATE_MS);
-    },
-
-    poll: function() {
-        PlatformPeg.get().pollForUpdate();
-    }
-};