From b4f4b9ee24b4199284eb87399a6990829b9944b8 Mon Sep 17 00:00:00 2001
From: Michael Goderbauer <goderbauer@google.com>
Date: Tue, 21 Mar 2023 17:17:50 -0700
Subject: [PATCH] [web_benchmarks] Migrate to PlatformDispatcher API

---
 packages/web_benchmarks/CHANGELOG.md          |  4 ++++
 packages/web_benchmarks/lib/src/recorder.dart | 13 +++++++------
 packages/web_benchmarks/pubspec.yaml          |  2 +-
 3 files changed, 12 insertions(+), 7 deletions(-)

diff --git a/packages/web_benchmarks/CHANGELOG.md b/packages/web_benchmarks/CHANGELOG.md
index efd1d9d8b71..dff0d5a66fc 100644
--- a/packages/web_benchmarks/CHANGELOG.md
+++ b/packages/web_benchmarks/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 0.1.0+3
+
+* Migrates from SingletonFlutterWindow to PlatformDispatcher API.
+
 ## 0.1.0+2
 
 * Updates code to fix strict-cast violations.
diff --git a/packages/web_benchmarks/lib/src/recorder.dart b/packages/web_benchmarks/lib/src/recorder.dart
index 383a147f657..52dc6b8c567 100644
--- a/packages/web_benchmarks/lib/src/recorder.dart
+++ b/packages/web_benchmarks/lib/src/recorder.dart
@@ -238,7 +238,7 @@ abstract class SceneBuilderRecorder extends Recorder {
     final Completer<Profile> profileCompleter = Completer<Profile>();
     _profile = Profile(name: name);
 
-    window.onBeginFrame = (_) {
+    PlatformDispatcher.instance.onBeginFrame = (_) {
       try {
         startMeasureFrame(profile);
         onBeginFrame();
@@ -247,7 +247,7 @@ abstract class SceneBuilderRecorder extends Recorder {
         rethrow;
       }
     };
-    window.onDrawFrame = () {
+    PlatformDispatcher.instance.onDrawFrame = () {
       try {
         _profile.record('drawFrameDuration', () {
           final SceneBuilder sceneBuilder = SceneBuilder();
@@ -255,14 +255,15 @@ abstract class SceneBuilderRecorder extends Recorder {
           _profile.record('sceneBuildDuration', () {
             final Scene scene = sceneBuilder.build();
             _profile.record('windowRenderDuration', () {
-              window.render(scene);
+              // TODO(goderbauer): Migrate to PlatformDispatcher.implicitView once v3.9.0 is the oldest supported Flutter version.
+              window.render(scene); // ignore: deprecated_member_use
             }, reported: false);
           }, reported: false);
         }, reported: true);
         endMeasureFrame();
 
         if (shouldContinue()) {
-          window.scheduleFrame();
+          PlatformDispatcher.instance.scheduleFrame();
         } else {
           profileCompleter.complete(_profile);
         }
@@ -271,7 +272,7 @@ abstract class SceneBuilderRecorder extends Recorder {
         rethrow;
       }
     };
-    window.scheduleFrame();
+    PlatformDispatcher.instance.scheduleFrame();
     return profileCompleter.future;
   }
 }
@@ -391,7 +392,7 @@ abstract class WidgetRecorder extends Recorder implements FrameRecorder {
         reported: true);
 
     if (shouldContinue()) {
-      window.scheduleFrame();
+      PlatformDispatcher.instance.scheduleFrame();
     } else {
       for (final VoidCallback fn in _didStopCallbacks) {
         fn();
diff --git a/packages/web_benchmarks/pubspec.yaml b/packages/web_benchmarks/pubspec.yaml
index acb4d9bf34f..92520b62835 100644
--- a/packages/web_benchmarks/pubspec.yaml
+++ b/packages/web_benchmarks/pubspec.yaml
@@ -2,7 +2,7 @@ name: web_benchmarks
 description: A benchmark harness for performance-testing Flutter apps in Chrome.
 repository: https://github.com/flutter/packages/tree/main/packages/web_benchmarks
 issue_tracker: https://github.com/flutter/flutter/issues?q=is%3Aissue+is%3Aopen+label%3A%22p%3A+web_benchmarks%22
-version: 0.1.0+2
+version: 0.1.0+3
 
 environment:
   sdk: '>=2.17.0 <3.0.0'