[A11y] (Reland#2) Targeted cached property invalidation

Aaron Leventhal · chromium-wpt-export-bot · commit ad48ce37ce74 · 2023-07-17T16:04:39.000-07:00
Relands after revert in CL:4615927. The reason is described there. Relands the following CLs: * Enhance performance by targeting value updates to specific nodes, commit 704633e6846e44b20c488a3eb98fa43c2c8e4591. * Don't queue anything for irrelevant attribute changes, commit 2c66a62ed62e601b7a81271e4be4f9e173ce9afc. * Add comment explaining call to UpdateStyleAndLayoutTreeForNode(), commit 73b9eed3b48bc8ce70de657672755f44a89e7358. * Ensure cached values not invalidated during the computation of them, commit 4d167a62cd13d5209ecefb664e3690ac955bc559. * Run a test with --force-renderer-accessibility that used to fail, commit cab7ecd829b24acf677e02f8f118085eaad7f799. * Simplify code to update cached focusable state, commit 79cb184e5dab5f6084ec78d485bd9496eaa0aaf8. * Simplify code that invalidates cached values on an AXObject, commit 6df79a50a55fe5cf99d2c50f7308e1236361b771. Fixed: 1446864, 1446550, 1434555, 1362758, 1454393, 1459402, 1454983, 1454910, 1386214, 1441173 Change-Id: I71acbaa62386425928a176aa1b4c3c7adac6a8ff Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/4687538 Reviewed-by: Philip Rogers <pdr@chromium.org> Commit-Queue: Aaron Leventhal <aleventhal@chromium.org> Reviewed-by: Chris Harrelson <chrishtr@chromium.org> Cr-Commit-Position: refs/heads/main@{#1171423}
diff --git a/accessibility/crashtests/add-detached-node.html b/accessibility/crashtests/add-detached-node.html
@@ -0,0 +1,23 @@
+<!DOCTYPE html>
+<html  class="test-wait">
+<body onload="start()">
+<script>
+  function start() {
+    requestAnimationFrame(() => {
+      target2.placeholder = "string";
+      target1.type = "hidden";
+      document.documentElement.className = '';
+    });
+  }
+</script>
+
+<ol id=target1 inert>
+  <content>
+    <textarea id=target2></textarea>
+    <semantics>
+      <optgroup></optgroup>
+    </semantics>
+  </content>
+</ol>
+</body>
+</html>
