Remove unused extern crates

This commit is contained in:
Tatsuyuki Ishi 2017-08-27 16:04:20 +09:00
parent f37f2f710c
commit b8da486ce5

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@ -16,14 +16,9 @@
extern crate syntax_pos; extern crate syntax_pos;
#[macro_use] #[macro_use]
extern crate rustc; extern crate rustc;
extern crate rustc_data_structures;
extern crate toml; extern crate toml;
// Only for the compile time checking of paths
extern crate core;
extern crate alloc;
// for unicode nfc normalization // for unicode nfc normalization
extern crate unicode_normalization; extern crate unicode_normalization;