anchor.diff:  import 'memory_timeline.dart';
   
   class AndroidChartController extends ChartController {
  -  AndroidChartController(this._memoryController, {List<int> sharedLabels})
  +  AndroidChartController(this._memoryController, {sharedLabels = const <int>[]})
         : super(
             displayTopLine: false,
             name: 'Android',
  
positive.code: // Copyright 2020 The Chromium Authors. All rights reserved.
  // Use of this source code is governed by a BSD-style license that can be
  // found in the LICENSE file.
  
  // @dart=2.9
  
  import 'package:devtools_shared/devtools_shared.dart';
  import 'package:flutter/material.dart';
  
negative.code: }
  
  class MemoryAndroidChart extends StatefulWidget {
    const MemoryAndroidChart(this.chartController, {Key? key}) : super(key: key);
  
    final AndroidChartController chartController;
  
  