//! Used by `rustc` when compiling a plugin crate.
-use rustc::hir;
-use rustc::hir::def_id::{CrateNum, DefId, LOCAL_CRATE};
-use rustc::hir::itemlikevisit::ItemLikeVisitor;
use rustc::ty::query::Providers;
use rustc::ty::TyCtxt;
+use rustc_hir as hir;
+use rustc_hir::def_id::{CrateNum, DefId, LOCAL_CRATE};
+use rustc_hir::itemlikevisit::ItemLikeVisitor;
+use rustc_span::symbol::sym;
use rustc_span::Span;
use syntax::attr;
-use syntax::symbol::sym;
struct RegistrarFinder {
registrars: Vec<(hir::HirId, Span)>,