Update rustdoc

Author: oli-obk

src/librustdoc/clean/mod.rs

@@ -31,6 +31,7 @@ use rustc::middle::const_val::ConstVal;
 use rustc::middle::privacy::AccessLevels;
 use rustc::middle::resolve_lifetime as rl;
 use rustc::middle::lang_items;
+use rustc::mir::interpret::GlobalId;
 use rustc::hir::def::{Def, CtorKind};
 use rustc::hir::def_id::{CrateNum, DefId, CRATE_DEF_INDEX, LOCAL_CRATE};
 use rustc::ty::subst::Substs;