Add Impeller complex layout impeller benchmarks. (#139490)

These benchmarks do a nice job of showing CPU overhead, which is useful for many of the microoptimizations we've been doing.

.ci.yaml

@@ -1960,6 +1960,34 @@ targets:
           {"dependency": "open_jdk", "version": "version:11"}
         ]
 
+  - name: Linux_pixel_7pro complex_layout_scroll_perf_impeller__timeline_summary
+    recipe: devicelab/devicelab_drone
+    presubmit: false
+    timeout: 60
+    bringup: true
+    properties:
+      tags: >
+        ["devicelab", "android", "linux", "pixel", "7pro"]
+      task_name: complex_layout_scroll_perf_impeller__timeline_summary
+      dependencies: >-
+        [
+          {"dependency": "open_jdk", "version": "version:11"}
+        ]
+
+  - name: Linux_pixel_7pro complex_layout_scroll_perf_impeller_gles__timeline_summary
+    recipe: devicelab/devicelab_drone
+    presubmit: false
+    timeout: 60
+    bringup: true
+    properties:
+      tags: >
+        ["devicelab", "android", "linux", "pixel", "7pro"]
+      task_name: complex_layout_scroll_perf_impeller_gles__timeline_summary
+      dependencies: >-
+        [
+          {"dependency": "open_jdk", "version": "version:11"}
+        ]
+
   - name: Linux_android complex_layout_semantics_perf
     recipe: devicelab/devicelab_drone
     presubmit: false

TESTOWNERS

@@ -104,6 +104,8 @@
 /dev/devicelab/bin/tasks/draw_atlas_perf__timeline_summary.dart @jonahwilliams @flutter/engine
 /dev/devicelab/bin/tasks/static_path_tessellation_perf__timeline_summary.dart @jonahwilliams @flutter/engine
 /dev/devicelab/bin/tasks/dynamic_path_tessellation_perf__timeline_summary.dart @jonahwilliams @flutter/engine
+/dev/devicelab/bin/tasks/complex_layout_scroll_perf_impeller__timeline_summary.dart @jonahwilliams @flutter/engine
+/dev/devicelab/bin/tasks/complex_layout_scroll_perf_impeller_gles__timeline_summary.dart @jonahwilliams @flutter/engine
 
 ## Windows Android DeviceLab tests
 /dev/devicelab/bin/tasks/basic_material_app_win__compile.dart @zanderso @flutter/tool

dev/devicelab/bin/tasks/complex_layout_scroll_perf_impeller__timeline_summary.dart

@@ -0,0 +1,12 @@
+// 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.android;
+  await task(createComplexLayoutScrollPerfTest(enableImpeller: true));
+}

dev/devicelab/bin/tasks/complex_layout_scroll_perf_impeller_gles__timeline_summary.dart

@@ -0,0 +1,12 @@
+// 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.android;
+  await task(createComplexLayoutScrollPerfTest(enableImpeller: true, forceOpenGLES: true));
+}

dev/devicelab/lib/tasks/perf_tests.dart

@@ -28,6 +28,7 @@ TaskFunction createComplexLayoutScrollPerfTest({
   bool measureCpuGpu = true,
   bool badScroll = false,
   bool? enableImpeller,
+  bool forceOpenGLES = false,
 }) {
   return PerfTest(
     '${flutterDirectory.path}/dev/benchmarks/complex_layout',
@@ -37,6 +38,7 @@ TaskFunction createComplexLayoutScrollPerfTest({
     'complex_layout_scroll_perf',
     measureCpuGpu: measureCpuGpu,
     enableImpeller: enableImpeller,
+    forceOpenGLES: forceOpenGLES,
   ).run;
 }