[element model] migrate invalid_code_test

Change-Id: I234f5d3a6e2acac711673dfa3ff5d54e5733f178
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/399800
Reviewed-by: Brian Wilkerson <[email protected]>
Commit-Queue: Phil Quitslund <[email protected]>

Author: pq

pkg/analyzer/analyzer_use_new_elements.txt

@@ -169,7 +169,6 @@ lib/src/utilities/extensions/library_element.dart
 test/error/error_reporter_test.dart
 test/generated/element_resolver_test.dart
 test/generated/elements_types_mixin.dart
-test/generated/invalid_code_test.dart
 test/generated/non_error_resolver_test.dart
 test/generated/resolver_test_case.dart
 test/generated/simple_resolver_test.dart

pkg/analyzer/test/generated/invalid_code_test.dart

@@ -148,7 +148,7 @@ var v = a?.8(b);
     await _assertCanBeAnalyzed(r'''
 typedef F = void Function(bool, int a(double b));
 ''');
-    var alias = findElement.typeAlias('F');
+    var alias = findElement2.typeAlias('F');
     assertType(
       alias.instantiate(
         typeArguments: const [],
@@ -218,7 +218,7 @@ class C {
     await _assertCanBeAnalyzed(r'''
 typedef void F(int a, this.b);
 ''');
-    var alias = findElement.typeAlias('F');
+    var alias = findElement2.typeAlias('F');
     assertType(
       alias.instantiate(
         typeArguments: const [],