Resynthesize class fields and accessors from Kernel.

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

 // Copyright (c) 2017, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 import 'dart:io';
 
 import 'package:analyzer/dart/ast/ast.dart';
 import 'package:analyzer/dart/ast/token.dart';
 import 'package:analyzer/dart/element/element.dart';
 import 'package:analyzer/dart/element/type.dart';
@@ skipping 628 matching lines @@
     buffer.write('part ');
     writeUri(e, e.source);
     buffer.writeln(';');
   }
 
   void writePropertyAccessorElement(PropertyAccessorElement e) {
     if (e.isSynthetic && !withSyntheticAccessors) {
       return;
     }
 
+    if (!e.isSynthetic) {
+      PropertyInducingElement variable = e.variable;
+      expect(variable, isNotNull);
+      if (e.isGetter) {
+        expect(variable.getter, same(e));
+        if (variable.setter != null) {
+          expect(variable.setter.variable, same(variable));
+        }
+      } else {
+        expect(variable.setter, same(e));
+        if (variable.getter != null) {
+          expect(variable.getter.variable, same(variable));
+        }
+      }
+    }
+
     if (e.enclosingElement is ClassElement) {
       writeDocumentation(e, '  ');
       writeMetadata(e, '  ', '\n');
 
       buffer.write('  ');
 
       writeIf(e.isSynthetic, 'synthetic ');
       writeIf(e.isStatic, 'static ');
     } else {
       writeDocumentation(e);
@@ skipping 180 matching lines @@
     return components.join(';');
   }
 }
 
 class _Replacement {
   final int offset;
   final int end;
   final String text;
   _Replacement(this.offset, this.end, this.text);
 }