Issue 23545. Replace unaccessible type parameters with 'dynamic'.

pkg/analysis_server/test/services/correction/fix_test.dart

Index: pkg/analysis_server/test/services/correction/fix_test.dart
diff --git a/pkg/analysis_server/test/services/correction/fix_test.dart b/pkg/analysis_server/test/services/correction/fix_test.dart
index 30c16e5f536c469f3ee3ca3ae7f4ac0ba8b42e98..e0cb23b361129db997db74579aa4d9ff749756f0 100644
--- a/pkg/analysis_server/test/services/correction/fix_test.dart
+++ b/pkg/analysis_server/test/services/correction/fix_test.dart
@@ -3233,7 +3233,7 @@ main() {
     assertNoFix(DartFixKind.CREATE_METHOD);
   }
 
-  void test_undefinedMethod_create_generic_BAD() {
+  void test_undefinedMethod_create_generic_BAD_argumentType() {
     resolveTestUnit('''
 class A<T> {
   B b;
@@ -3262,6 +3262,31 @@ class B {
 ''');
   }
 
+  void test_undefinedMethod_create_generic_BAD_returnType() {
+    resolveTestUnit('''
+class A<T> {
+  main() {
+    T t = new B().compute();
+  }
+}
+
+class B {
+}
+''');
+    assertHasFix(DartFixKind.CREATE_METHOD, '''
+class A<T> {
+  main() {
+    T t = new B().compute();
+  }
+}
+
+class B {
+  dynamic compute() {
+  }
+}
+''');
+  }
+
   void test_undefinedMethod_create_generic_OK_literal() {
     resolveTestUnit('''
 class A {