WebView.qml

import QtQuick 2.0
import QtWebKit 3.0
import QtWebKit.experimental 1.0

import QtQuick.Window 2.0
import Ubuntu.Components 0.1 

MainView {
	width: Screen.width 
	height: Screen.height
	WebView {
		anchors.fill: parent
		url: "http://facebook.com"
		experimental.userAgent: "Mozilla/5.0 (iPhone; CPU iPhone OS 5_0 like Mac OS X) AppleWebKit/534.46 (KHTML, like Gecko) Version/5.1 Mobile/9A334 Safari/7534.48.3"
	}
}

Thanks!