[web] use callConstructor for FinalizationRegistry due to bug in dart2js

Author: yjbanov

lib/web_ui/lib/src/engine/canvaskit/native_memory.dart

@@ -3,17 +3,27 @@
 // found in the LICENSE file.
 
 import 'dart:js_interop';
+import 'dart:js_util' as js_util;
 import 'package:meta/meta.dart';
 
 import '../../engine.dart' show Instrumentation;
+import '../dom.dart';
 import '../util.dart';
 import 'canvaskit_api.dart';
 
+@JS('FinalizationRegistry')
+external JSAny get _finalizationRegistryConstructor;
+
 /// Collects native objects that weren't explicitly disposed of using
 /// [UniqueRef.dispose] or [CountedRef.unref].
-SkObjectFinalizationRegistry _finalizationRegistry = SkObjectFinalizationRegistry((UniqueRef<Object> uniq) {
-  uniq.collect();
-}.toJS);
+SkObjectFinalizationRegistry _finalizationRegistry = js_util.callConstructor(
+  _finalizationRegistryConstructor.toObjectShallow,
+  <Object>[
+    (UniqueRef<Object> uniq) {
+      uniq.collect();
+    }.toJS
+  ],
+);
 
 NativeMemoryFinalizationRegistry nativeMemoryFinalizationRegistry = NativeMemoryFinalizationRegistry();