Build elements in default values.

R=brianwilkerson@google.com

Change-Id: I67c9e15832b28eeb49eeb7f8ecfd91734551b4d2
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/105342
Reviewed-by: Brian Wilkerson <brianwilkerson@google.com>
Commit-Queue: Konstantin Shcheglov <scheglov@google.com>

pkg/analyzer/lib/src/summary2/default_value_resolver.dart

@@ -5,6 +5,7 @@
 import 'package:analyzer/dart/ast/ast.dart';
 import 'package:analyzer/dart/element/element.dart';
 import 'package:analyzer/dart/element/type.dart';
+import 'package:analyzer/src/dart/element/builder.dart';
 import 'package:analyzer/src/dart/element/element.dart';
 import 'package:analyzer/src/dart/element/type_algebra.dart';
 import 'package:analyzer/src/dart/resolver/scope.dart';
@@ -90,6 +91,8 @@ class DefaultValueResolver {
     }
     if (defaultValue == null) return;
 
+    defaultValue.accept(LocalElementBuilder(ElementHolder(), null));
+
     var contextType = TypeVariableEliminator(_linker.typeProvider)
         .substituteType(parameter.type);
     InferenceContext.setType(defaultValue, contextType);