support.js

$.extend( $.support, {
	// NOTE: Chrome for iOS has an extremely quirky implementation of popstate.
	//       We've chosen to take the shortest path to a bug fix here for issue #5426
	//       See the following link for information about the regex chosen:
	//
	//       https://developers.google.com/chrome/mobile/docs/user-agent#chrome_for_ios_user-agent
	//
	// NOTE: Android > 2.3 defines history.pushState and history.replaceState but
	//       does not implement the functions. It appears to work partially but we've
	//       chosen to disable it here for clear and predictable behavior. We also
	//       have to include chrome explicitly since it contains the Android identifier
	//       in it's user agent string
	//
	//       https://github.com/jquery/jquery-mobile/issues/5445p
	pushState: "pushState" in history &&
		"replaceState" in history &&
		( ua.search(/CriOS/) === -1 ) &&
		// If this is an Android browser that's NOT 2.2, 2.3, or Chrome opt it out
		( ua.search(/Android/) > -1 ? ua.search(/(Android 2.(2|3))|Chrome/) > -1 : false )
});