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LibWeb: Fix GC leaks in Fetch::Infrastructure::Body::fully_read()

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By making this function accept the success and error steps as
HeapFunction rather than SafeFunction, we break a bunch of strong
GC cycles.
This commit is contained in:
Andreas Kling
2024-04-23 10:25:20 +02:00
parent 0c84508f87
commit 184368285c
9 changed files with 67 additions and 67 deletions
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10
Userland/Libraries/LibWeb/HTML/HTMLLinkElement.cpp
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@@ -518,15 +518,15 @@ WebIDL::ExceptionOr<void> HTMLLinkElement::load_fallback_favicon_if_needed(JS::N
auto& realm = document->realm();
auto global = JS::NonnullGCPtr { realm.global_object() };
auto process_body = [document, request](auto body) {
auto process_body = JS::create_heap_function(realm.heap(), [document, request](ByteBuffer body) {
decode_favicon(body, request->url(), document->navigable());
};
auto process_body_error = [](auto) {
};
});
auto process_body_error = JS::create_heap_function(realm.heap(), [](JS::GCPtr<WebIDL::DOMException>) {
});
// 3. Use response's unsafe response as an icon as if it had been declared using the icon keyword.
if (auto body = response->unsafe_response()->body())
body->fully_read(realm, move(process_body), move(process_body_error), global).release_value_but_fixme_should_propagate_errors();
body->fully_read(realm, process_body, process_body_error, global).release_value_but_fixme_should_propagate_errors();
};
TRY(Fetch::Fetching::fetch(realm, request, Fetch::Infrastructure::FetchAlgorithms::create(vm, move(fetch_algorithms_input))));