Merge branch 'mr-web-worker-origin' into 'master'

Fixes diff web worker not loading in staging

See merge request gitlab-org/gitlab-ce!25039

app/assets/javascripts/ide/index.js

@@ -6,6 +6,7 @@ import ide from './components/ide.vue';
 import store from './stores';
 import router from './ide_router';
 import { parseBoolean } from '../lib/utils/common_utils';
+import { resetServiceWorkersPublicPath } from '../lib/utils/webpack';
 
 Vue.use(Translate);
 
@@ -60,16 +61,6 @@ export function initIde(el, options = {}) {
   });
 }
 
-// tell webpack to load assets from origin so that web workers don't break
-export function resetServiceWorkersPublicPath() {
-  // __webpack_public_path__ is a global variable that can be used to adjust
-  // the webpack publicPath setting at runtime.
-  // see: https://webpack.js.org/guides/public-path/
-  const relativeRootPath = (gon && gon.relative_url_root) || '';
-  const webpackAssetPath = `${relativeRootPath}/assets/webpack/`;
-  __webpack_public_path__ = webpackAssetPath; // eslint-disable-line camelcase
-}
-
 /**
  * Start the IDE.
  *

app/assets/javascripts/lib/utils/webpack.js

+// tell webpack to load assets from origin so that web workers don't break
+// eslint-disable-next-line import/prefer-default-export
+export function resetServiceWorkersPublicPath() {
+  // __webpack_public_path__ is a global variable that can be used to adjust
+  // the webpack publicPath setting at runtime.
+  // see: https://webpack.js.org/guides/public-path/
+  const relativeRootPath = (gon && gon.relative_url_root) || '';
+  const webpackAssetPath = `${relativeRootPath}/assets/webpack/`;
+  __webpack_public_path__ = webpackAssetPath; // eslint-disable-line camelcase
+}

app/assets/javascripts/mr_notes/index.js

@@ -7,8 +7,11 @@ import discussionCounter from '../notes/components/discussion_counter.vue';
 import initDiscussionFilters from '../notes/discussion_filters';
 import store from './stores';
 import MergeRequest from '../merge_request';
+import { resetServiceWorkersPublicPath } from '../lib/utils/webpack';
 
 export default function initMrNotes() {
+  resetServiceWorkersPublicPath();
+
   const mrShowNode = document.querySelector('.merge-request');
   // eslint-disable-next-line no-new
   new MergeRequest({