Web Inspector

• Elements tab
  • Added showing grid and flex overlays when in element selection and highlighting elements ([email protected], [email protected])
  • Prevented showing ::backdrop rules for elements without a backdrop ([email protected])
• Sources tab
  • Added experimental feature to enable aggressive limits on the length of lines that are formatted for sources ([email protected])

CSS

• Fixed dynamically setting the width of tables with fixed layout and auto width ([email protected])
• Improved serialization of mask and background properties ([email protected])
• Made -webkit-image-set() an alias of image-set() ([email protected])
• Made margin-trim trim collapsed margins at block-start and block-end sides ([email protected])

JavaScript

• Fixed String#toWellFormed to return stringified value ([email protected])
• Disabled import-assertion based on TC39’s stage-2 downgrade ([email protected])
• Disabled wasm tail-calls because of some issues ([email protected])
• Made JavaScript to Wasm function calls faster ([email protected])
• Optimized parseInt(number) case ([email protected])
• Optimized RegExp performance by enhancing Boyer-Moore search ([email protected], [email protected], [email protected])
• Optimized String constructor calls ([email protected])

ResizeObserver

• Fixed the initial last reported size of ResizeObservation ([email protected])

Rendering

• Fixed content truncation when text-overflow is ellipsis ([email protected])
• Fixed table cells, rows, sections or column (groups) to support margins ([email protected])
• Fixed the margin for summary on details for right-to-left mode ([email protected])
• Fixed inline text boxes containing Zero Width Joiner, Zero Width Non-Joiner, or Zero Width No-Break Space characters to not use simplified text measuring ([email protected])

Web Animations

• Fixed animating two custom property list values with mismatching types to use a discrete animation ([email protected])
• Fixed the animation of color list custom properties when iterationComposite is incorrect ([email protected])
• Fixed composite of implicit keyframes for CSS Animations to be replace ([email protected])
• Fixed keyframes to be recomputed if a custom property registration changes ([email protected])
• Fixed keyframes to be recomputed when bolder or lighter is used on a font-weight property ([email protected])
• Fixed keyframes to be recomputed when a parent element changes value for a custom property set to inherit ([email protected])
• Fixed keyframes to be recomputed when a parent element changes value for a non-inherited property set to inherit ([email protected])
• Fixed keyframes to be recomputed when the currentcolor value is used on color related properties ([email protected])
• Fixed keyframes to be recomputed when the currentcolor value is used on a custom property ([email protected])
• Fixed line-height to not transition from the default value to a number ([email protected])
• Fixed animations without a browsing context to be idle ([email protected])
• Fixed an @keyframes rule using an inherit value to update the resolved value when the parent style changes ([email protected])
• Fixed non-inherited custom property failing to inherit from parent when inherit is set ([email protected])

WebAuthn

• Fixed conditional passkey requests not cancelling correctly after AbortController.abort() ([email protected])

Media

• Fixed distorted audio after getUserMedia when playing with AudioWorkletNode ([email protected])
• Fixed getDisplayMedia to not build a list of every screen and window ([email protected])

HTTP

• Enabled Clear-Site-Data HTTP header support ([email protected])
• Added support for Clear-Site-Data: "executionContext" ([email protected])

Editing

• Turned on the feature to make selection return a live range from getRangeAt and throw errors as specified ([email protected])
• Fixed incorrect text caret placement when right-to-left text starts with whitespace ([email protected])

Web API

• Added optional submitter parameter to FormData constructor ([email protected])
• Added canvas.drawImage support for SVGImageElement ([email protected])
• Implemented focus fixup rule so that focused elements are blurred when they are no longer focusable due to style changes ([email protected])
• Fixed <link> elements with media queries that do not match to not block visually first paint
  ([email protected])
• Fixed a Fetch bug with empty header values in Headers objects with “request-no-cors” guard ([email protected])
• Fixed caret move by line when padding-top is set ([email protected])
• Fixed individually paused or playing animations not being effected by Play All Animations and Pause All Animations ([email protected])
• Fixed find on page failing to show results in PDFs in Safari ([email protected])
• Fixed navigation within an iframe not exiting fullscreen for a parent iframe element ([email protected])
• Fixed scrolling away from and back to an individually playing animation causing it to be incorrectly paused ([email protected])

Safari Web Extensions

• Fixed Cross-Origin-Resource-Policy blocking fetch from extensions ([email protected])