Always apply new type arguments in InterfaceTypeImpl.substitute2().

pkg/analyzer/test/src/summary/top_level_inference_test.dart

Index: pkg/analyzer/test/src/summary/top_level_inference_test.dart
diff --git a/pkg/analyzer/test/src/summary/top_level_inference_test.dart b/pkg/analyzer/test/src/summary/top_level_inference_test.dart
index ebf8deafb10ecdce5fc1d32b5a41f91737ddc2b0..e5426bc95d9e2a9e2aac1a4ea53b9801c5734856 100644
--- a/pkg/analyzer/test/src/summary/top_level_inference_test.dart
+++ b/pkg/analyzer/test/src/summary/top_level_inference_test.dart
@@ -1522,10 +1522,12 @@ typedef F<T>();
 
 class A<T> {
   F<T> get x => null;
+  List<F<T>> get y => null;
 }
 
 class B extends A<int> {
   get x => null;
+  get y => null;
 }
 ''');
     checkElementText(
@@ -1534,9 +1536,11 @@ class B extends A<int> {
 typedef dynamic F<T>();
 class A<T> {
   F<T> get x {}
+  List<F<T>> get y {}
 }
 class B extends A<int> {
   F<int> get x {}
+  List<F<int>> get y {}
 }
 ''');
   }