Named parameters of generic functions should have names.

pkg/analyzer/test/generated/parser_test.dart

Index: pkg/analyzer/test/generated/parser_test.dart
diff --git a/pkg/analyzer/test/generated/parser_test.dart b/pkg/analyzer/test/generated/parser_test.dart
index 61ccf2207d4b460a35c8dd956ff6b3b00840e6c7..4a4ea6f397c34984ba9e238d7faae66f502b1068 100644
--- a/pkg/analyzer/test/generated/parser_test.dart
+++ b/pkg/analyzer/test/generated/parser_test.dart
@@ -3515,6 +3515,7 @@ class Foo {
       ParserErrorCode.DEFAULT_VALUE_IN_FUNCTION_TYPE,
       ParserErrorCode.MISSING_NAME_FOR_NAMED_PARAMETER
     ]);
+    expect(parameter.identifier, isNotNull);
   }
 
   void test_missingNameForNamedParameter_equals() {
@@ -3526,6 +3527,7 @@ class Foo {
       ParserErrorCode.DEFAULT_VALUE_IN_FUNCTION_TYPE,
       ParserErrorCode.MISSING_NAME_FOR_NAMED_PARAMETER
     ]);
+    expect(parameter.identifier, isNotNull);
   }
 
   void test_missingNameForNamedParameter_noDefault() {
@@ -3535,6 +3537,7 @@ class Foo {
     expectNotNullIfNoErrors(parameter);
     listener.assertErrorsWithCodes(
         [ParserErrorCode.MISSING_NAME_FOR_NAMED_PARAMETER]);
+    expect(parameter.identifier, isNotNull);
   }
 
   void test_missingNameInLibraryDirective() {