From 17837280af980d2350eab15296a520a32c9f20c5 Mon Sep 17 00:00:00 2001
From: Polina Cherkasova <polina.c@live.com>
Date: Thu, 25 Apr 2024 17:18:05 -0700
Subject: [PATCH] Update memory_timeline.dart

---
 .../memory/shared/primitives/memory_timeline.dart        | 9 ---------
 1 file changed, 9 deletions(-)

diff --git a/packages/devtools_app/lib/src/screens/memory/shared/primitives/memory_timeline.dart b/packages/devtools_app/lib/src/screens/memory/shared/primitives/memory_timeline.dart
index 5b328646625..e1aca6e4fee 100644
--- a/packages/devtools_app/lib/src/screens/memory/shared/primitives/memory_timeline.dart
+++ b/packages/devtools_app/lib/src/screens/memory/shared/primitives/memory_timeline.dart
@@ -5,7 +5,6 @@
 import 'package:devtools_shared/devtools_shared.dart';
 import 'package:flutter/foundation.dart';
 import 'package:intl/intl.dart';
-import 'package:vm_service/vm_service.dart';
 
 import '../../../../shared/primitives/utils.dart';
 
@@ -16,10 +15,6 @@ class MemoryTimeline {
   /// Raw Heap sampling data from the VM.
   final List<HeapSample> data = [];
 
-  /// Extension Events.
-  ValueListenable<Event?> get eventNotifier => _eventFiredNotifier;
-  final _eventFiredNotifier = ValueNotifier<Event?>(null);
-
   /// Notifies that a new Heap sample has been added to the timeline.
   ValueListenable<HeapSample?> get sampleAdded => _sampleAdded;
   final _sampleAdded = ValueNotifier<HeapSample?>(null);
@@ -35,9 +30,6 @@ class MemoryTimeline {
     return event != null ? event.timestamp : -1;
   }
 
-  ValueNotifier<int> get sampleEventNotifier => _sampleEventNotifier;
-  final _sampleEventNotifier = ValueNotifier<int>(0);
-
   ExtensionEvents? get extensionEvents {
     if (_extensionEvents.isNotEmpty) {
       final eventsToProcess = ExtensionEvents(_extensionEvents.toList());
@@ -77,7 +69,6 @@ class MemoryTimeline {
   void addSample(HeapSample sample) {
     data.add(sample);
     _sampleAdded.value = sample;
-    sampleEventNotifier.value++;
   }
 
   void addExtensionEvent(