resolve: Remove get_span_untracked

Author: petrochenkov

compiler/rustc_metadata/src/rmeta/decoder/cstore_impl.rs

@@ -529,10 +529,6 @@ impl CStore {
         )
     }
 
-    pub fn get_span_untracked(&self, def_id: DefId, sess: &Session) -> Span {
-        self.get_crate_data(def_id.krate).get_span(def_id.index, sess)
-    }
-
     pub fn def_kind(&self, def: DefId) -> DefKind {
         self.get_crate_data(def.krate).def_kind(def.index)
     }

compiler/rustc_resolve/src/lib.rs

@@ -1871,7 +1871,7 @@ impl<'a, 'tcx> Resolver<'a, 'tcx> {
     fn def_span(&self, def_id: DefId) -> Span {
         match def_id.as_local() {
             Some(def_id) => self.tcx.source_span(def_id),
-            None => self.cstore().get_span_untracked(def_id, self.tcx.sess),
+            None => self.tcx.def_span(def_id),
         }
     }