bootstrap: remove unneeded extern crate

The crate itself is internally referenced by serde_derive.
This commit is contained in:
Tatsuyuki Ishi 2017-08-28 12:52:02 +09:00 committed by Alex Crichton
parent 5c8816cfc9
commit f6dd218d34

View file

@ -123,7 +123,6 @@ extern crate build_helper;
extern crate serde_derive;
#[macro_use]
extern crate lazy_static;
extern crate serde;
extern crate serde_json;
extern crate cmake;
extern crate filetime;