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Commit 226888c4 authored by Kunihiko Sakamoto's avatar Kunihiko Sakamoto Committed by Commit Bot
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Add imageSrcset and imageSizes IDL attributes to HTMLLinkElement 

This feature is behind the Experimental Web Platform feature flag.

Spec PR: https://github.com/whatwg/html/pull/4048

Bug: 813452
Change-Id: I84c58035789b64a311637cebc4672d16661980c2
Reviewed-on: https://chromium-review.googlesource.com/c/1350558Reviewed-by: default avatarDominic Farolino <domfarolino@gmail.com>
Reviewed-by: default avatarKinuko Yasuda <kinuko@chromium.org>
Commit-Queue: Kunihiko Sakamoto <ksakamoto@chromium.org>
Cr-Commit-Position: refs/heads/master@{#610990}
parent b5cc74a8
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third_party/blink/renderer/core/html/html_link_element.idl
View file @ 226888c4
......@@ -36,6 +36,8 @@ interface HTMLLinkElement : HTMLElement {
[CEReactions, Reflect, ReflectOnly=("","no-referrer","origin","no-referrer-when-downgrade","origin-when-cross-origin","unsafe-url"), ReflectMissing="", ReflectInvalid=""] attribute DOMString referrerPolicy;
[PutForwards=value] readonly attribute DOMTokenList sizes;
[CEReactions, RuntimeEnabled=PriorityHints, Reflect, ReflectOnly=("low", "auto", "high"), ReflectMissing="auto", ReflectInvalid="auto"] attribute DOMString importance;
[RuntimeEnabled=PreloadImageSrcSet, CEReactions, Reflect] attribute DOMString imageSrcset;
[RuntimeEnabled=PreloadImageSrcSet, CEReactions, Reflect] attribute DOMString imageSizes;
// obsolete members
// https://html.spec.whatwg.org/#HTMLLinkElement-partial
......
third_party/blink/web_tests/external/wpt/preload/dynamic-adding-preload-imagesrcset.tentative.html 0 → 100644
View file @ 226888c4
<!DOCTYPE html>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/preload/resources/preload_helper.js"></script>
<script>
var t = async_test('Makes sure that a dynamically added preload with imagesrcset works');
</script>
<body>
<script>
t.step(function() {
verifyPreloadAndRTSupport();
var link = document.createElement("link");
link.as = "image";
link.rel = "preload";
link.href = "resources/square.png?default";
link.imageSrcset = "resources/square.png?200 200w, resources/square.png?400 400w, resources/square.png?800 800w";
link.imageSizes = "400px";
link.onload = t.step_func(function() {
t.step_timeout(function() {
verifyNumberOfDownloads("resources/square.png?default", 0);
verifyNumberOfDownloads("resources/square.png?200", 0);
verifyNumberOfDownloads("resources/square.png?400", 1);
verifyNumberOfDownloads("resources/square.png?800", 0);
t.done();
}, 0);
});
document.body.appendChild(link);
});
</script>
<script src="resources/dummy.js?pipe=trickle(d5)&dynamic-adding-preload"></script>
</body>
third_party/blink/web_tests/webexposed/element-instance-property-listing-expected.txt
View file @ 226888c4
......@@ -747,6 +747,8 @@ html element link
property disabled
property href
property hreflang
property imageSizes
property imageSrcset
property import
property importance
property integrity
......
third_party/blink/web_tests/webexposed/global-interface-listing-expected.txt
View file @ 226888c4
......@@ -3166,6 +3166,8 @@ interface HTMLLinkElement : HTMLElement
getter disabled
getter href
getter hreflang
getter imageSizes
getter imageSrcset
getter import
getter importance
getter integrity
......@@ -3185,6 +3187,8 @@ interface HTMLLinkElement : HTMLElement
setter disabled
setter href
setter hreflang
setter imageSizes
setter imageSrcset
setter importance
setter integrity
setter media
......
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