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Auto merge of #33091 - sanxiyn:unused-trait-import-3, r=nrc

Warn unused trait imports, rebased

Rebase of #30021.

Fix #25730.
This commit is contained in:
bors 2016-05-08 04:50:27 -07:00
commit 8e414e0e3f
60 changed files with 193 additions and 83 deletions

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@ -35,7 +35,7 @@ use syntax::parse::token::{self, InternedString, keywords};
use syntax::ptr::P;
use rustc_trans::back::link;
use rustc::middle::cstore::{self, CrateStore};
use rustc::middle::cstore;
use rustc::middle::privacy::AccessLevels;
use rustc::hir::def::Def;
use rustc::hir::def_id::{DefId, DefIndex, CRATE_DEF_INDEX};