David Tolnay 577a31b2a1 Delete extern crate lines ... Summary: `extern crate` is usually no longer needed in 2018 edition of Rust. This diff removes `extern crate` lines from fbcode where possible, replacing #[macro_use] with individual import of macros. Before: ``` #[macro_use] extern crate futures_ext; extern crate serde_json; ``` After: ``` use futures_ext::try_boxfuture; ``` Reviewed By: Imxset21 Differential Revision: D17313537 fbshipit-source-id: 70462a2c161375017b77fa44aba166884ad2fdc3		2019-09-11 22:01:58 -07:00
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rust	Delete extern crate lines	2019-09-11 22:01:58 -07:00
topo_sort/src	mononoke: avoid combinatoric explosion in derived_data framework	2019-07-24 11:55:34 -07:00
uniqueheap/src	mononoke: efficient search of max generation in NodeFrontier	2018-11-30 04:34:02 -08:00