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]Cn.Fyodor@Aosp Kitkat-4.4.3_r1.1 KTU84M
[Gapps]Banks@Minimal initial 4.4.3 Support
[Kernel]Liebherr@Pacorrop MTP-BLD 404Mb Ram v3.0.101
[Recovery]Koush@ClockWorkMod Touch v6.0.4.3