This class was introduced in Qt 4.6
The ErrorPageExtensionOption class describes the option for the error page extension.
The ErrorPageExtensionOption class holds the url for which an error occurred as well as the associated frame .
The error itself is reported by an error domain , the error code as well as errorString .
|Parameters:||ErrorPageExtensionOption – PySide.QtWebKit.QWebPage::ErrorPageExtensionOption|