Ensure we send hot restart events for flutter web (#40175)

packages/flutter_tools/lib/src/build_runner/resident_web_runner.dart

diff --git a/packages/flutter_tools/lib/src/build_runner/resident_web_runner.dart b/packages/flutter_tools/lib/src/build_runner/resident_web_runner.dart
index 4ff8bbd..bfa4c21 100644
--- a/packages/flutter_tools/lib/src/build_runner/resident_web_runner.dart
+++ b/packages/flutter_tools/lib/src/build_runner/resident_web_runner.dart
@@ -19,6 +19,7 @@
 import '../device.dart';
 import '../globals.dart';
 import '../project.dart';
+import '../reporting/reporting.dart';
 import '../resident_runner.dart';
 import '../web/web_device.dart';
 import '../web/web_runner.dart';
@@ -258,6 +259,13 @@
         return OperationResult(1, 'Page requires refresh.');
       } finally {
         status.stop();
+        HotEvent('restart',
+          targetPlatform: getNameForTargetPlatform(TargetPlatform.web_javascript),
+          sdkName: await device.sdkNameAndVersion,
+          emulator: false,
+          fullRestart: true,
+          reason: reason,
+        ).send();
       }
     }
     status.stop();

packages/flutter_tools/test/general.shard/resident_web_runner_test.dart

diff --git a/packages/flutter_tools/test/general.shard/resident_web_runner_test.dart b/packages/flutter_tools/test/general.shard/resident_web_runner_test.dart
index d8d70f0..a357a94 100644
--- a/packages/flutter_tools/test/general.shard/resident_web_runner_test.dart
+++ b/packages/flutter_tools/test/general.shard/resident_web_runner_test.dart
@@ -12,6 +12,7 @@
 import 'package:flutter_tools/src/device.dart';
 import 'package:flutter_tools/src/globals.dart';
 import 'package:flutter_tools/src/project.dart';
+import 'package:flutter_tools/src/reporting/reporting.dart';
 import 'package:flutter_tools/src/resident_runner.dart';
 import 'package:flutter_tools/src/build_runner/resident_web_runner.dart';
 import 'package:flutter_tools/src/build_runner/web_fs.dart';
@@ -149,6 +150,12 @@
     final OperationResult result = await residentWebRunner.restart(fullRestart: false);
 
     expect(result.code, 0);
+	  // ensure that analytics are sent.
+    verify(Usage.instance.sendEvent('hot', 'restart', parameters: <String, String>{
+      'cd27': 'web-javascript', 'cd28': null, 'cd29': 'false', 'cd30': 'true'
+    })).called(1);
+  }, overrides: <Type, Generator>{
+    Usage: () => MockFlutterUsage(),
   }));
 
   test('Can hot restart after attaching', () => testbed.run(() async {
@@ -167,6 +174,12 @@
     final OperationResult result = await residentWebRunner.restart(fullRestart: true);
 
     expect(result.code, 0);
+	  // ensure that analytics are sent.
+    verify(Usage.instance.sendEvent('hot', 'restart', parameters: <String, String>{
+      'cd27': 'web-javascript', 'cd28': null, 'cd29': 'false', 'cd30': 'true'
+    })).called(1);
+  }, overrides: <Type, Generator>{
+    Usage: () => MockFlutterUsage(),
   }));
 
   test('Fails on compilation errors in hot restart', () => testbed.run(() async {
@@ -394,6 +407,7 @@
   }));
 }
 
+class MockFlutterUsage extends Mock implements Usage {}
 class MockWebDevice extends Mock implements ChromeDevice {}
 class MockBuildDaemonCreator extends Mock implements BuildDaemonCreator {}
 class MockFlutterWebFs extends Mock implements WebFs {}