Compute closure model during resolution

pkg/compiler/lib/src/kernel/element_map_impl.dart

Index: pkg/compiler/lib/src/kernel/element_map_impl.dart
diff --git a/pkg/compiler/lib/src/kernel/element_map_impl.dart b/pkg/compiler/lib/src/kernel/element_map_impl.dart
index cd79f0ee020facdc6aea9e6d5fa3058adc1cb75c..71913c1ef545ec6ac8ecec28a02422a58a216148 100644
--- a/pkg/compiler/lib/src/kernel/element_map_impl.dart
+++ b/pkg/compiler/lib/src/kernel/element_map_impl.dart
@@ -1058,6 +1058,11 @@ class KernelToElementMapForImpactImpl extends KernelToElementMapBase
     return _memberData[member.memberIndex].getWorldImpact(this);
   }
 
+  ClosureModel computeClosureModel(KMember member) {
+    ir.Member node = _memberData[member.memberIndex].node;
+    return KernelClosureAnalysis.computeClosureModel(member, node);
+  }
+
   /// Returns the kernel [ir.Procedure] node for the [method].
   ir.Procedure _lookupProcedure(KFunction method) {
     return _memberData[method.memberIndex].node;