Commits

Commits on Sep 4, 2026

Reduce MutationObserver bookkeeping allocations

authored
4a65f35

Commits on Sep 3, 2026

Keep mixed length + calc() track lists in grid-template-columns (#4241)

authored
7772347
Fix border width resolution

authored
2920659

Commits on Sep 2, 2026

Avoid overallocating attribute cache arrays

authored
995e4f9
Run a connected script when children are inserted into it

Kjubikstronk
and
claude
authored
4f374b9
Lazily allocate event handler storage

scttcper
and
codex
authored
e6472f7
Correct and optimize named-property tracking

authored
ef95620

Commits on Sep 1, 2026

Distinguish document tree membership from connectedness

domenic
and
codex
committed
1337f63
Centralize memoized tree query caches

domenic
and
codex
committed
904cc9c

Commits on Aug 31, 2026

Avoid unnecessary Window named-property bookkeeping

scttcper
and
codex
authored
6312bde
Stop AbortSignal from retaining removed event listeners

authored
dcb9dfc
Lazily allocate listener and live Range storage

authored
df7a536
Avoid repeated option scans while building selects

authored
e91bcc4
Avoid unnecessary radio group root lookups

scttcper
and
codex
authored
4edef64

Commits on Aug 26, 2026

Fire volumechange and ratechange from a queued task

christianaurichzm
authored and
domenic
committed
1268190
Absolutize lengths inside math functions containing percentages
soroushm
authored
4fe5e37
Improve labelElement.control performance

scttcper
and
codex
authored
5ff6562

Commits on Aug 25, 2026

Use weak references in MutationObserver

authored
8ae47bd
Resolve computed font-weight values

authored
a50c081
Avoid rebuilding live collections after every mutation

authored
75572fc
Clear animation frame callbacks on Window close

scttcper
and
codex
authored
5fe5882

Commits on Aug 24, 2026

Avoid unused getComputedStyle() calculations

scttcper
and
codex
authored
1586567

Commits on Aug 23, 2026

Adopt an attribute into the document it is set on

Kjubikstronk
and
claude
authored
9e09cdc

Commits on Aug 22, 2026

Drop memoized queries when a node changes document

Kjubikstronk
and
claude
authored
52be38e

Commits on Aug 20, 2026

Fix EventTarget implementation object handling

domenic
and
codex
committed
b23f10d

Commits on Aug 19, 2026

Avoid repeated event path work

authored
2deaa8c
Cache label associations by root

scttcper
and
codex
authored
901eb02

Commits on Aug 18, 2026

Document AI-assisted contribution policy

domenic
and
codex
committed
14f18f4
Scope named window properties to the associated document

authored
934da81
FIx Chrome DevTools inspector link
FirmaSpring
authored
88faab8
Fix expectation-utils.js filename in contribution guidelines
FirmaSpring
authored
2f649ca

Commits on Aug 15, 2026

Implement Document's named properties

authored
5f95183

Commits on Aug 11, 2026

Start running CSS syntax web platform tests
asamuzaK
authored
a0c5474

Commits on Aug 9, 2026