Default Android L preview source

Hi anyone can try to do on nexus s ?

https://android.googlesource.com/pla...ld/+/l-preview

thanks
[Phone]Samsung Google Nexus S Gt-i9023 Crespo(Soju) VDF
[Rom]Fireb33@Stock JellyBean-4.1.2 JZO54K
[Kernel]Bedalus@Marmite MTP 404Mb Ram 3.0.31 v10.3
[Recovery]Koush@ClockWorkMod Touch v6.0.4.3