@:value({ url : null })new(?url:String)
@:flash.propertycontentType:String
@:flash.propertydata:Dynamic
@:flash.propertydigest:String
@:flash.propertyfollowRedirects:Bool
@:flash.propertyidleTimeout:Float
@:flash.propertymanageCookies:Bool
@:flash.propertymethod:String
@:flash.propertyrequestHeaders:Array<URLRequestHeader>
@:flash.propertyurl:String
@:flash.propertyuserAgent:String
@:flash.propertywithCredentials:Bool
@:value({ replace : null, pattern : null, wholeURL : false })useRedirectedURL(sourceRequest:URLRequest, wholeURL:Bool = false, ?pattern:Dynamic, ?replace:String):Void