get rid of lazy

src/librustc_metadata/rmeta/decoder.rs

@@ -1392,7 +1392,7 @@ impl<'a, 'tcx> CrateMetadata {
 
     fn generator_kind(&self, id: DefIndex) -> Option<hir::GeneratorKind> {
         match self.kind(id) {
-            EntryKind::Generator(data) => Some(data.decode(self)),
+            EntryKind::Generator(data) => Some(data),
             _ => None,
         }
     }

src/librustc_metadata/rmeta/encoder.rs

@@ -1268,7 +1268,7 @@ impl EncodeContext<'tcx> {
         record!(self.per_def.kind[def_id] <- match ty.kind {
             ty::Generator(..) => {
                 let data = self.tcx.generator_kind(def_id).unwrap();
-                EntryKind::Generator(self.lazy(data))
+                EntryKind::Generator(data)
             }
 
             ty::Closure(..) => EntryKind::Closure,

src/librustc_metadata/rmeta/mod.rs

@@ -302,7 +302,7 @@ enum EntryKind {
     Mod(Lazy<ModData>),
     MacroDef(Lazy<MacroDef>),
     Closure,
-    Generator(Lazy<hir::GeneratorKind>),
+    Generator(hir::GeneratorKind),
     Trait(Lazy<TraitData>),
     Impl(Lazy<ImplData>),
     Method(Lazy<MethodData>),