Remove test code

default_app/default_app.js

@@ -1,4 +1,4 @@
-const {app, BrowserWindow, Notification} = require('electron')
+const {app, BrowserWindow} = require('electron')
 const path = require('path')
 
 let mainWindow = null
@@ -27,15 +27,5 @@ exports.load = (appUrl) => {
     mainWindow = new BrowserWindow(options)
     mainWindow.loadURL(appUrl)
     mainWindow.focus()
-
-    const n = new Notification({
-      title: 'Foo',
-      body: 'Bar',
-      hasReply: true,
-      replyPlaceholder: 'foo'
-    })
-    n.on('reply', (...args) => console.log('reply', ...args))
-    n.on('click', (...args) => console.log('click', ...args))
-    n.show()
   })
 }