refactor Visitor into ItemLikeVisitor and intravisit::Visitor

There are now three patterns (shallow, deep, and nested visit).  These
are described in detail on the docs in `itemlikevisit::ItemLikeVisitor`.

1 files changed, 3 insertions, 3 deletions

diff --git a/src/librustc_plugin/build.rs b/src/librustc_plugin/build.rs
index ff3038c3d11..0464a93ef71 100644
--- a/src/librustc_plugin/build.rs
+++ b/src/librustc_plugin/build.rs
@@ -16,14 +16,14 @@ use errors;
 use syntax_pos::Span;
 use rustc::dep_graph::DepNode;
 use rustc::hir::map::Map;
-use rustc::hir::intravisit::Visitor;
+use rustc::hir::itemlikevisit::ItemLikeVisitor;
 use rustc::hir;
 
 struct RegistrarFinder {
     registrars: Vec<(ast::NodeId, Span)> ,
 }
 
-impl<'v> Visitor<'v> for RegistrarFinder {
+impl<'v> ItemLikeVisitor<'v> for RegistrarFinder {
     fn visit_item(&mut self, item: &hir::Item) {
         if let hir::ItemFn(..) = item.node {
             if attr::contains_name(&item.attrs,
@@ -42,7 +42,7 @@ pub fn find_plugin_registrar(diagnostic: &errors::Handler,
     let krate = hir_map.krate();
 
     let mut finder = RegistrarFinder { registrars: Vec::new() };
-    krate.visit_all_items(&mut finder);
+    krate.visit_all_item_likes(&mut finder);
 
     match finder.registrars.len() {
         0 => None,