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LibWeb: Mark image elements for layout before firing their load event

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This removes a long-standing source of flakiness seen for example in
WPT's /referrer-policy/ tests.
This commit is contained in:
Andreas Kling
2024-11-20 16:30:16 +01:00
committed by Andreas Kling
parent f638f84185
commit 063cd68bf4
3 changed files with 17 additions and 3 deletions
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6
Libraries/LibWeb/HTML/HTMLImageElement.cpp
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@@ -703,13 +703,13 @@ void HTMLImageElement::add_callbacks_to_image_request(GC::Ref<ImageRequest> imag
// 3. Add the image to the list of available images using the key key, with the ignore higher-layer caching flag set.
document().list_of_available_images().add(key, *image_data, true);
set_needs_style_update(true);
document().set_needs_layout();
// 4. If maybe omit events is not set or previousURL is not equal to urlString, then fire an event named load at the img element.
if (!maybe_omit_events || previous_url != url_string)
dispatch_event(DOM::Event::create(realm(), HTML::EventNames::load));
set_needs_style_update(true);
document().set_needs_layout();
if (image_data->is_animated() && image_data->frame_count() > 1) {
m_current_frame_index = 0;
m_animation_timer->set_interval(image_data->frame_duration(0));