From 46fa18657c64fe0242d7058176f8887b8a8d7e74 Mon Sep 17 00:00:00 2001
From: Idan Horowitz <idan.horowitz@gmail.com>
Date: Wed, 30 Mar 2022 23:48:45 +0300
Subject: [PATCH] LibWeb: Use a callback function in ResizeObserver IDL

---
 Userland/Libraries/LibWeb/ResizeObserver/ResizeObserver.cpp | 2 +-
 Userland/Libraries/LibWeb/ResizeObserver/ResizeObserver.h   | 2 +-
 Userland/Libraries/LibWeb/ResizeObserver/ResizeObserver.idl | 5 +++--
 3 files changed, 5 insertions(+), 4 deletions(-)

diff --git a/Userland/Libraries/LibWeb/ResizeObserver/ResizeObserver.cpp b/Userland/Libraries/LibWeb/ResizeObserver/ResizeObserver.cpp
index 65ecd8f1e4..ace98e0743 100644
--- a/Userland/Libraries/LibWeb/ResizeObserver/ResizeObserver.cpp
+++ b/Userland/Libraries/LibWeb/ResizeObserver/ResizeObserver.cpp
@@ -10,7 +10,7 @@
 namespace Web::ResizeObserver {
 
 // https://drafts.csswg.org/resize-observer/#dom-resizeobserver-resizeobserver
-NonnullRefPtr<ResizeObserver> ResizeObserver::create_with_global_object(JS::GlobalObject& global_object, JS::Value callback)
+NonnullRefPtr<ResizeObserver> ResizeObserver::create_with_global_object(JS::GlobalObject& global_object, Bindings::CallbackType const& callback)
 {
     // FIXME: Implement
     (void)global_object;
diff --git a/Userland/Libraries/LibWeb/ResizeObserver/ResizeObserver.h b/Userland/Libraries/LibWeb/ResizeObserver/ResizeObserver.h
index a18fd8d189..a95a1c245a 100644
--- a/Userland/Libraries/LibWeb/ResizeObserver/ResizeObserver.h
+++ b/Userland/Libraries/LibWeb/ResizeObserver/ResizeObserver.h
@@ -23,7 +23,7 @@ class ResizeObserver
 public:
     using WrapperType = Bindings::ResizeObserverWrapper;
 
-    static NonnullRefPtr<ResizeObserver> create_with_global_object(JS::GlobalObject&, JS::Value callback);
+    static NonnullRefPtr<ResizeObserver> create_with_global_object(JS::GlobalObject&, Bindings::CallbackType const& callback);
 
     void observe(DOM::Element& target, ResizeObserverOptions);
     void unobserve(DOM::Element& target);
diff --git a/Userland/Libraries/LibWeb/ResizeObserver/ResizeObserver.idl b/Userland/Libraries/LibWeb/ResizeObserver/ResizeObserver.idl
index 68d0be6c67..7be9024501 100644
--- a/Userland/Libraries/LibWeb/ResizeObserver/ResizeObserver.idl
+++ b/Userland/Libraries/LibWeb/ResizeObserver/ResizeObserver.idl
@@ -3,14 +3,15 @@
 [Exposed=(Window)]
 interface ResizeObserver {
 
-    // FIXME: This should be a ResizeObserverCallback.
-    constructor(any callback);
+    constructor(ResizeObserverCallback callback);
     undefined observe(Element target, optional ResizeObserverOptions options = {});
     undefined unobserve(Element target);
     undefined disconnect();
 
 };
 
+callback ResizeObserverCallback = void (sequence<ResizeObserverEntry> entries, ResizeObserver observer);
+
 dictionary ResizeObserverOptions {
 
     // FIXME: This should be an enum.