Remove marky, mark-loader

app/soapbox/main.tsx

@@ -25,7 +25,6 @@ import '../styles/application.scss';
 import './precheck';
 import { default as Soapbox } from './containers/soapbox';
 import * as monitoring from './monitoring';
-import * as perf from './performance';
 import ready from './ready';
 import toast from './toast';
 
@@ -34,8 +33,6 @@ const messages = defineMessages({
   updateText: { id: 'sw.update_text', defaultMessage: 'An update is available.' },
 });
 
-perf.start('main()');
-
 // Sentry
 monitoring.start();
 
@@ -69,5 +66,4 @@ ready(() => {
       },
     });
   }
-  perf.stop('main()');
 });

app/soapbox/performance.ts

@@ -1,31 +0,0 @@
-'use strict';
-
-import * as BuildConfig from 'soapbox/build-config';
-
-//
-// Tools for performance debugging, only enabled in development mode.
-// Open up Chrome Dev Tools, then Timeline, then User Timing to see output.
-// Also see config/webpack/loaders/mark.js for the webpack loader marks.
-//
-
-let marky: any;
-
-if (BuildConfig.NODE_ENV === 'development') {
-  if (typeof performance !== 'undefined' && performance.setResourceTimingBufferSize) {
-    // Increase Firefox's performance entry limit; otherwise it's capped to 150.
-    // See: https://bugzilla.mozilla.org/show_bug.cgi?id=1331135
-    performance.setResourceTimingBufferSize(Infinity);
-  }
-  marky = require('marky');
-  // allows us to easily do e.g. ReactPerf.printWasted() while debugging
-  //window.ReactPerf = require('react-addons-perf');
-  //window.ReactPerf.start();
-}
-
-export function start(name: string): void {
-  marky?.mark(name);
-}
-
-export function stop(name: string): void {
-  marky?.stop(name);
-}