Use an options object for most of the params

docs/api/dialog.md

@@ -175,11 +175,12 @@ it is usually used to report errors in early stage of startup.  If called
 before the app `ready`event on Linux, the message will be emitted to stderr,
 and no GUI dialog will appear.
 
-### `dialog.showCertificateTrustDialog(browserWindow, certificate, message, callback)` _macOS_
+### `dialog.showCertificateTrustDialog(browserWindow, options, callback)` _macOS_
 
 * `browserWindow` BrowserWindow
-* `certificate` [Certificate](structures/certificate.md) - The certificate to trust/import.
-* `message` String - The message to display to the user.
+* `options` Object
+  * `certificate` [Certificate](structures/certificate.md) - The certificate to trust/import.
+  * `message` String - The message to display to the user.
 * `callback` Function
   * `result` Boolean - Whether the user chose to cancel or continue.
 

lib/browser/api/dialog.js

@@ -282,8 +282,23 @@ module.exports = {
     return binding.showErrorBox(...args)
   },
 
-  showCertificateTrustDialog: function (...args) {
-    return binding.showCertificateTrustDialog(...args)
+  showCertificateTrustDialog: function (window, options, callback) {
+    if (options == null || typeof options !== 'object') {
+      throw new TypeError('options must be an object')
+    }
+
+    let {certificate, message} = options
+    if (certificate == null || typeof options !== 'object') {
+      throw new TypeError('certificate must be an object')
+    }
+
+    if (message == null) {
+      message = ''
+    } else if (typeof message !== 'string') {
+      throw new TypeError('message must be a string')
+    }
+
+    return binding.showCertificateTrustDialog(window, certificate, message, callback)
   }
 }