Remove unused tiles_scroll_perf_iphonexs__timeline_summary (#86822)
diff --git a/dev/devicelab/bin/tasks/tiles_scroll_perf_iphonexs__timeline_summary.dart b/dev/devicelab/bin/tasks/tiles_scroll_perf_iphonexs__timeline_summary.dart
deleted file mode 100644
index 8761321..0000000
--- a/dev/devicelab/bin/tasks/tiles_scroll_perf_iphonexs__timeline_summary.dart
+++ /dev/null
@@ -1,12 +0,0 @@
-// Copyright 2014 The Flutter Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-import 'package:flutter_devicelab/framework/devices.dart';
-import 'package:flutter_devicelab/framework/framework.dart';
-import 'package:flutter_devicelab/tasks/perf_tests.dart';
-
-Future<void> main() async {
- deviceOperatingSystem = DeviceOperatingSystem.ios;
- await task(createTilesScrollPerfTest());
-}
