Add instantiate method on ParameterizedType and InterfaceType.

pkg/analyzer/lib/src/generated/constant.dart

Index: pkg/analyzer/lib/src/generated/constant.dart
diff --git a/pkg/analyzer/lib/src/generated/constant.dart b/pkg/analyzer/lib/src/generated/constant.dart
index 8d4de8ec85a4338c55205d060cb2eb2aaf793a36..db35618bd5e82e027f513f08ea46d02605224150 100644
--- a/pkg/analyzer/lib/src/generated/constant.dart
+++ b/pkg/analyzer/lib/src/generated/constant.dart
@@ -1734,7 +1734,7 @@ class ConstantVisitor extends UnifyingAstVisitor<DartObjectImpl> {
         elementType = type;
       }
     }
-    InterfaceType listType = _typeProvider.listType.substitute4([elementType]);
+    InterfaceType listType = _typeProvider.listType.instantiate([elementType]);
     return new DartObjectImpl(listType, new ListState(elements));
   }
 
@@ -1774,7 +1774,7 @@ class ConstantVisitor extends UnifyingAstVisitor<DartObjectImpl> {
       }
     }
     InterfaceType mapType =
-        _typeProvider.mapType.substitute4([keyType, valueType]);
+        _typeProvider.mapType.instantiate([keyType, valueType]);
     return new DartObjectImpl(mapType, new MapState(map));
   }