XMLHttpRequest.openRequest()
Initializes a request. This method is to be used from native code; to initialize a request from JavaScript code, use open()instead. See the documentation for open().
License
© 2016 Mozilla Contributors
Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-us/docs/web/api/xmlhttprequest/openrequest