Fix compilation for nightly

Author: nbdd0121

src/mir.rs

@@ -211,7 +211,6 @@ impl<'tcx> AnalysisCtxt<'tcx> {
             | ty::InstanceKind::Virtual(..)
             | ty::InstanceKind::ClosureOnceShim { .. }
             | ty::InstanceKind::ConstructCoroutineInClosureShim { .. }
-            | ty::InstanceKind::CoroutineKindShim { .. }
             | ty::InstanceKind::DropGlue(..)
             | ty::InstanceKind::CloneShim(..)
             | ty::InstanceKind::ThreadLocalShim(..)

src/monomorphize_collector.rs

@@ -748,7 +748,6 @@ fn visit_instance_use<'tcx>(
         | ty::InstanceKind::ReifyShim(..)
         | ty::InstanceKind::ClosureOnceShim { .. }
         | ty::InstanceKind::ConstructCoroutineInClosureShim { .. }
-        | ty::InstanceKind::CoroutineKindShim { .. }
         | ty::InstanceKind::Item(..)
         | ty::InstanceKind::FnPtrShim(..)
         | ty::InstanceKind::CloneShim(..)