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LibWeb: Do not unload during same-document history step application

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See https://github.com/whatwg/html/pull/9904
This commit is contained in:
Aliaksandr Kalenik 2023-11-02 10:09:01 +01:00 committed by Andreas Kling
parent 67566e5017
commit 38531ce7cf
Notes: sideshowbarker 2024-07-17 18:23:22 +09:00 
Author: https://github.com/kalenikaliaksandr
Commit: https://github.com/SerenityOS/serenity/commit/38531ce7cf
Pull-request: https://github.com/SerenityOS/serenity/pull/21740
1 changed files with 11 additions and 8 deletions
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19
Userland/Libraries/LibWeb/HTML/TraversableNavigable.cpp
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@ -424,15 +424,18 @@ void TraversableNavigable::apply_the_history_step(int step, Optional<SourceSnaps
// 1. If changingNavigableContinuation's update-only is false, then:
if (!update_only) {
// 1. Unload displayedDocument given targetEntry's document.
displayed_document->unload(target_entry->document_state->document());
// 1. If targetEntry's document does not equal displayedDocument, then:
if (target_entry->document_state->document().ptr() != displayed_document.ptr()) {
// 1. Unload displayedDocument given targetEntry's document.
displayed_document->unload(target_entry->document_state->document());
// 2. For each childNavigable of displayedDocument's descendant navigables, queue a global task on the navigation and traversal task source given
// childNavigable's active window to unload childNavigable's active document.
for (auto child_navigable : displayed_document->descendant_navigables()) {
queue_global_task(Task::Source::NavigationAndTraversal, *navigable->active_window(), [child_navigable] {
child_navigable->active_document()->unload();
});
// 2. For each childNavigable of displayedDocument's descendant navigables, queue a global task on the navigation and traversal task source given
// childNavigable's active window to unload childNavigable's active document.
for (auto child_navigable : displayed_document->descendant_navigables()) {
queue_global_task(Task::Source::NavigationAndTraversal, *navigable->active_window(), [child_navigable] {
child_navigable->active_document()->unload();
});
}
}
// 3. Activate history entry targetEntry for navigable.