Bug Fixes

• [SECURITY] Node's Buffer class is no longer available on the window global when
  Node integration is disabled. #8605
• Fixed an issue where certain modules, like coffee-script, threw errors
  when required. #8618
• Fixed an issue where the focused window would lose focus when an invisible
  window was created. #8676
• The minimumFontSize, defaultFontSize, and defaultMonospaceFontSize
  settings can now be configured via the webpreferences attribute of a
  <webview> tag. #8542
• Fixed a crash where the browser context did not shutdown cleanly. #8654
• Fixed a crash on file lock verification. #8679

macOS

• Fixed an issue where a titleBarStyle value of hidden-inset did not work on
  certain OS versions. #8619
• Fixed an issue where private OS APIs were being used in the Mac App Store
  build causing apps to be rejected. #8668
• Fixed the scroll-touch-end event not firing. #8673
• Fixed BrowserWindow.setVibrancy not working on certain OS versions. #8717

API Changes

• Added a app.getFileIcon(path, callback) API to get the native icon for a
  file type. #7851
• The callback specified to the session.setCertificateVerifyProc API is now
  provided the certificate verification result and can be rejected with any
  error code supported by Chrome. #7955
• The dialog.showMessageBox API now supports showing a checkbox with a
  message in the dialog. The state of the checkbox will be provided to the
  callback. #8590
• webContents now emits a will-attach-webview event that can be used to
  configure the settings of a<webview> tag before it is attached.
  Calling event.preventDefault() will destroy the <webview>. #8584
• The zoom preferences on webContents are now persisted in a session on a
  per-origin basis. #8537
• Added support for webContents.invalidate() on non-offscreen pages to
  schedule a paint of the entire view. #8628

macOS

• dialog.showSaveDialog now supports message, nameFieldLabel, and
  showsTagField options. #8556
• dialog.showOpenDialog now supports a message option. #8556
• dialog.showOpenDialog now supports a noResolveAliases property to
  disable automatic alias (symlink) resolution. #8617
• Added a crashReporter.setExtraParameter API to adjust the extra data sent
  on crashes. #8648