Fix for resynthesizing invalid elements as type arguments of declared types.

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

Index: pkg/analyzer/lib/src/summary/resynthesize.dart
diff --git a/pkg/analyzer/lib/src/summary/resynthesize.dart b/pkg/analyzer/lib/src/summary/resynthesize.dart
index fda2902493f1d4d7c47cc0b80fa95ffab52b282b..65f879313c6966ecb0e545ce03dfee2dc5aed09f 100644
--- a/pkg/analyzer/lib/src/summary/resynthesize.dart
+++ b/pkg/analyzer/lib/src/summary/resynthesize.dart
@@ -1625,7 +1625,8 @@ class _UnitResynthesizer {
     } else {
       DartType getTypeArgument(int i) {
         if (i < type.typeArguments.length) {
-          return buildType(type.typeArguments[i], typeParameterContext);
+          return buildType(type.typeArguments[i], typeParameterContext,
+              declaredType: declaredType);
         } else {
           return DynamicTypeImpl.instance;
         }