old_contents: const electron = require('electron')
  // Module to control application life.
  const app = electron.app
  // Module to create native browser window.
  const BrowserWindow = electron.BrowserWindow
  
  const path = require('path')
  const url = require('url')
  const autoUpdater = require('electron-updater').autoUpdater
  const autoUpdaterInterval = 60 * 60 * 1000;
  
  // Keep a global reference of the window object, if you don't, the window will
  // be closed automatically when the JavaScript object is garbage collected.
  let mainWindow
  
  function createWindow () {
    // Create the browser window.
    mainWindow = new BrowserWindow({width: 800, height: 600, webPreferences: {nodeIntegration: false}})
  
    // and load the index.html of the app.
    mainWindow.loadURL(url.format({
      pathname: path.join(__dirname, 'background.html'),
      protocol: 'file:',
      slashes: true
    }))
  
    // Open the DevTools.
    mainWindow.webContents.openDevTools()
  
    // Emitted when the window is closed.
    mainWindow.on('closed', function () {
      // Dereference the window object, usually you would store windows
      // in an array if your app supports multi windows, this is the time
      // when you should delete the corresponding element.
      mainWindow = null
    })
  }
  
  // This method will be called when Electron has finished
  // initialization and is ready to create browser windows.
  // Some APIs can only be used after this event occurs.
  app.on('ready', function() {
    autoUpdater.addListener('update-downloaded', function() {
      autoUpdater.quitAndInstall()
    });
    autoUpdater.checkForUpdates();
  
    setInterval(function() { autoUpdater.checkForUpdates(); }, autoUpdaterInterval);
    createWindow();
  })
  
  // Quit when all windows are closed.
  app.on('window-all-closed', function () {
    // On OS X it is common for applications and their menu bar
    // to stay active until the user quits explicitly with Cmd + Q
    if (process.platform !== 'darwin') {
      app.quit()
    }
  })
  
  app.on('activate', function () {
    // On OS X it's common to re-create a window in the app when the
    // dock icon is clicked and there are no other windows open.
    if (mainWindow === null) {
      createWindow()
    }
  })
  
  // In this file you can include the rest of your app's specific main process
  // code. You can also put them in separate files and require them here.
  
new_contents: const electron = require('electron')
  // Module to control application life.
  const app = electron.app
  // Module to create native browser window.
  const BrowserWindow = electron.BrowserWindow
  
  const path = require('path')
  const url = require('url')
  const autoUpdater = require('electron-updater').autoUpdater
  const autoUpdaterInterval = 60 * 60 * 1000;
  
  app.setAppUserModelId('org.whispersystems.signal-desktop')
  
  // Keep a global reference of the window object, if you don't, the window will
  // be closed automatically when the JavaScript object is garbage collected.
  let mainWindow
  
  function createWindow () {
    // Create the browser window.
    mainWindow = new BrowserWindow({width: 800, height: 600, webPreferences: {nodeIntegration: false}})
  
    // and load the index.html of the app.
    mainWindow.loadURL(url.format({
      pathname: path.join(__dirname, 'background.html'),
      protocol: 'file:',
      slashes: true
    }))
  
    // Open the DevTools.
    mainWindow.webContents.openDevTools()
  
    // Emitted when the window is closed.
    mainWindow.on('closed', function () {
      // Dereference the window object, usually you would store windows
      // in an array if your app supports multi windows, this is the time
      // when you should delete the corresponding element.
      mainWindow = null
    })
  }
  
  // This method will be called when Electron has finished
  // initialization and is ready to create browser windows.
  // Some APIs can only be used after this event occurs.
  app.on('ready', function() {
    autoUpdater.addListener('update-downloaded', function() {
      autoUpdater.quitAndInstall()
    });
    autoUpdater.checkForUpdates();
  
    setInterval(function() { autoUpdater.checkForUpdates(); }, autoUpdaterInterval);
    createWindow();
  })
  
  // Quit when all windows are closed.
  app.on('window-all-closed', function () {
    // On OS X it is common for applications and their menu bar
    // to stay active until the user quits explicitly with Cmd + Q
    if (process.platform !== 'darwin') {
      app.quit()
    }
  })
  
  app.on('activate', function () {
    // On OS X it's common to re-create a window in the app when the
    // dock icon is clicked and there are no other windows open.
    if (mainWindow === null) {
      createWindow()
    }
  })
  
  // In this file you can include the rest of your app's specific main process
  // code. You can also put them in separate files and require them here.
  
subject: Set AUMID to appId