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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/SharedImageRequest.cpp
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@@ -85,17 +85,17 @@ void SharedImageRequest::fetch_image(JS::Realm& realm, JS::NonnullGCPtr<Fetch::I
// https://github.com/whatwg/html/issues/9355
response = response->unsafe_response();
auto process_body = [this, request, response](ByteBuffer data) {
auto process_body = JS::create_heap_function(heap(), [this, request, response](ByteBuffer data) {
auto extracted_mime_type = response->header_list()->extract_mime_type().release_value_but_fixme_should_propagate_errors();
auto mime_type = extracted_mime_type.has_value() ? extracted_mime_type.value().essence().bytes_as_string_view() : StringView {};
handle_successful_fetch(request->url(), mime_type, move(data));
};
auto process_body_error = [this](auto) {
});
auto process_body_error = JS::create_heap_function(heap(), [this](JS::GCPtr<WebIDL::DOMException>) {
handle_failed_fetch();
};
});
if (response->body())
response->body()->fully_read(realm, move(process_body), move(process_body_error), JS::NonnullGCPtr { realm.global_object() }).release_value_but_fixme_should_propagate_errors();
response->body()->fully_read(realm, process_body, process_body_error, JS::NonnullGCPtr { realm.global_object() }).release_value_but_fixme_should_propagate_errors();
else
handle_failed_fetch();
};