Improve <selectedoption> performance #47467
Merged
+8
−0
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This patch improves the performance of <selectedoption> by replacing the
SynchronousMutationObserver with the existing async MutationObserver in
HTMLOptionElement.
The change from sync to async impacts some tests. The timing is being
discussed in a standards issue here:
whatwg/html#10520
Fixed: 336844298
Change-Id: I9693de9cf35913e7daaebb364c4923dcd4a2dc39
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/5758741
Reviewed-by: Mason Freed <[email protected]>
Commit-Queue: Joey Arhar <[email protected]>
Cr-Commit-Position: refs/heads/main@{#1337462}