Issue 29432. Instantiate the redirect constructor with the in-scope type arguments.

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

Index: pkg/analyzer/lib/src/dart/constant/evaluation.dart
diff --git a/pkg/analyzer/lib/src/dart/constant/evaluation.dart b/pkg/analyzer/lib/src/dart/constant/evaluation.dart
index 9572778d8d7ce6ca98fa058eb9ca9a7d900ab080..58b3e7b159dd05a6d020ed48aca542b8e88134f3 100644
--- a/pkg/analyzer/lib/src/dart/constant/evaluation.dart
+++ b/pkg/analyzer/lib/src/dart/constant/evaluation.dart
@@ -740,6 +740,9 @@ class ConstantEvaluationEngine {
         // it redirects to.
         ConstructorElement constructor = initializer.staticElement;
         if (constructor != null && constructor.isConst) {
+          // Instantiate the constructor with the in-scope type arguments.
+          constructor = ConstructorMember.from(constructor, definingClass);
+
           DartObjectImpl result = evaluateConstructorCall(
               node,
               initializer.argumentList.arguments,