Elements. Migrate tool/benchmark/heap/flutter_elements.dart

Change-Id: Ie60dbfbba92d9717fb4fb0e3709be2a24f1aa39a
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/395084
Reviewed-by: Phil Quitslund <[email protected]>
Commit-Queue: Konstantin Shcheglov <[email protected]>
Reviewed-by: Brian Wilkerson <[email protected]>

Author: scheglov

pkg/analyzer/analyzer_use_new_elements.txt

@@ -331,4 +331,3 @@ test/util/element_printer.dart
 test/util/element_type_matchers.dart
 test/util/id_testing_helper.dart
 test/utils.dart
-tool/benchmark/heap/flutter_elements.dart

pkg/analyzer/tool/benchmark/heap/flutter_elements.dart

@@ -7,8 +7,8 @@ import 'dart:io' as io;
 import 'dart:typed_data';
 
 import 'package:analyzer/dart/analysis/results.dart';
-import 'package:analyzer/dart/element/element.dart';
-import 'package:analyzer/dart/element/visitor.dart';
+import 'package:analyzer/dart/element/element2.dart';
+import 'package:analyzer/dart/element/visitor2.dart';
 import 'package:analyzer/error/error.dart';
 import 'package:analyzer/file_system/physical_file_system.dart';
 import 'package:analyzer/src/dart/analysis/analysis_context_collection.dart';
@@ -268,7 +268,7 @@ Future<void> _getAvailableLibraries(
       // }
       var result = await analysisDriver.getLibraryByUri(file.uriStr);
       if (result is LibraryElementResult) {
-        result.element.accept(_AllElementVisitor());
+        result.element2.accept2(_AllElementVisitor());
       }
     }
   }
@@ -331,11 +331,13 @@ void _writeResultFile(BenchmarkResultCompound result) {
   io.File(_resultFilePath).writeAsStringSync(result.asXmlText, flush: true);
 }
 
-class _AllElementVisitor extends GeneralizingElementVisitor<void> {
+class _AllElementVisitor extends GeneralizingElementVisitor2<void> {
   @override
-  void visitElement(Element element) {
+  void visitElement(Element2 element) {
     // This triggers lazy reading.
-    element.metadata;
+    if (element case Annotatable element) {
+      element.metadata2;
+    }
     super.visitElement(element);
   }
 }