Fix github failing tests for electron 9.4.1 upgrade

Author: sadick254

test/views/github-dotcom-markdown.test.js

@@ -140,6 +140,7 @@ describe('GithubDotcomMarkdown', function() {
     });
 
     it('opens item in pane and activates accordingly', async function() {
+      atom.workspace = {open: () => {}};
       sinon.stub(atom.workspace, 'open').returns(Promise.resolve());
       const issueishLink = wrapper.getDOMNode().querySelector('a.issue-link');
 

test/worker-manager.test.js

@@ -151,23 +151,25 @@ describe('WorkerManager', function() {
     it('destroys all the renderer processes that were created', async function() {
       this.retries(5); // FLAKE
 
-      const browserWindow = new BrowserWindow({show: !!process.env.ATOM_GITHUB_SHOW_RENDERER_WINDOW, webPreferences: {nodeIntegration: true}});
+      const browserWindow = new BrowserWindow({show: !!process.env.ATOM_GITHUB_SHOW_RENDERER_WINDOW, webPreferences: {nodeIntegration: true, enableRemoteModule: true}});
       browserWindow.loadURL('about:blank');
       sinon.stub(Worker.prototype, 'getWebContentsId').returns(browserWindow.webContents.id);
 
       const script = `
       const ipc = require('electron').ipcRenderer;
-      ipc.on('${Worker.channelName}', function() {
-        const args = Array.prototype.slice.apply(arguments)
-        args.shift();
-
-        args.unshift('${Worker.channelName}');
-        args.unshift(${remote.getCurrentWebContents().id})
-        ipc.sendTo.apply(ipc, args);
-      });
+      (function() {
+        ipc.on('${Worker.channelName}', function() {
+          const args = Array.prototype.slice.apply(arguments)
+          args.shift();
+
+          args.unshift('${Worker.channelName}');
+          args.unshift(${remote.getCurrentWebContents().id})
+          ipc.sendTo.apply(ipc, args);
+        });
+      })()
       `;
 
-      await new Promise(resolve => browserWindow.webContents.executeJavaScript(script, resolve));
+      await browserWindow.webContents.executeJavaScript(script);
 
       workerManager.destroy(true);
       workerManager = new WorkerManager();