Improve NSM handling.

pkg/kernel/lib/core_types.dart

Index: pkg/kernel/lib/core_types.dart
diff --git a/pkg/kernel/lib/core_types.dart b/pkg/kernel/lib/core_types.dart
index c80447aeaf127fa41845da4298c9c9a03d19cb0d..31df9490f82d39d7670279a6d0bfc1d7b5c60fc7 100644
--- a/pkg/kernel/lib/core_types.dart
+++ b/pkg/kernel/lib/core_types.dart
@@ -57,6 +57,7 @@ class CoreTypes {
   Class _invocationMirrorClass;
   Constructor _invocationMirrorDefaultConstructor;
   Class _noSuchMethodErrorClass;
+  Constructor _noSuchMethodErrorImplementationConstructor;
   Procedure _listFromConstructor;
   Procedure _printProcedure;
   Procedure _identicalProcedure;
@@ -206,6 +207,13 @@ class CoreTypes {
         _index.getClass('dart:core', 'NoSuchMethodError');
   }
 
+  /// An implementation-specific constructor suitable for use by
+  /// `Target.instantiateNoSuchMethodError`.
+  Constructor get noSuchMethodErrorImplementationConstructor {
+    return _noSuchMethodErrorImplementationConstructor ??=
+        _index.getMember('dart:core', 'NoSuchMethodError', '_withType');
+  }
+
   Class get nullClass {
     return _nullClass ??= _index.getClass('dart:core', 'Null');
   }