Fix for 'const C.named()' type inference when 'C' is resolved and has type parameters, but 'named' …

pkg/analyzer/lib/src/summary/link.dart

 // Copyright (c) 2016, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 /**
  * This library is capable of producing linked summaries from unlinked
  * ones (or prelinked ones).  It functions by building a miniature
  * element model to represent the contents of the summaries, and then
  * scanning the element model to gather linked information and adding
  * it to the summary data structures.
@@ skipping 2363 matching lines @@
               positionalArgTypes, const <DartType>[]);
           if (inferredType == null || identical(inferredType, rawType)) {
             inferredType = linker.typeSystem.instantiateToBounds(rawType);
           }
           return inferredType.returnType;
         }
       }());
     } else {
       ClassElementForLink classElement =
           unit.resolveConstructorClassRef(ref.reference).asClass;
-      stack.add(classElement?.type ?? DynamicTypeImpl.instance);
+      DartType inferredType;
+      if (classElement != null) {
+        InterfaceType rawType = classElement.type;
+        inferredType = linker.typeSystem.instantiateToBounds(rawType);
+      } else {
+        inferredType = DynamicTypeImpl.instance;
+      }
+      stack.add(inferredType);
     }
   }
 
   void _doInvokeMethod() {
     int numNamed = unlinkedConst.ints[intPtr++];
     int numPositional = unlinkedConst.ints[intPtr++];
     List<String> namedArgNames = _getNextStrings(numNamed);
     List<DartType> namedArgTypeList = _popList(numNamed);
     List<DartType> positionalArgTypes = _popList(numPositional);
     // TODO(scheglov) if we pushed target and method name first, we might be
@@ skipping 2736 matching lines @@
    * there are no type parameters in scope.
    */
   TypeParameterizedElementMixin get _typeParameterContext;
 
   @override
   noSuchMethod(Invocation invocation) => super.noSuchMethod(invocation);
 
   @override
   String toString() => '$enclosingElement.$name';
 }