LGTM2, predicated of course on completing the privacy, security, and 
debuggability sections within the tool.

Best,

Alex

On Monday, September 8, 2025 at 7:23:11 PM UTC+1 dan...@microsoft.com wrote:

> LGTM1
>
> On Thursday, September 4, 2025 at 1:04:17 AM UTC-7 Chromestatus wrote:
>
>> Contact emails rags...@microsoft.com 
>>
>
>> Explainer None 
>>
>> Specification 
>> https://svgwg.org/svg2-draft/linking.html#InterfaceSVGAElement 
>>
>> Summary 
>>
>> This feature introduces support for the download attribute on the 
>> SVGAElement interface in Chromium, aligning with the SVG 2 specification. 
>> The download attribute enables authors to specify that the target of an SVG 
>> hyperlink should be downloaded rather than navigated to, mirroring the 
>> behavior already supported in HTMLAnchorElement. This enhancement promotes 
>> interoperability across major browsers and ensures consistent behavior 
>> between HTML and SVG link elements, thereby improving developer experience 
>> and user expectations.
>>
>>
>> Blink component Blink>SVG 
>> <https://issues.chromium.org/issues?q=customfield1222907:%22Blink%3ESVG%22> 
>>
>> TAG review None 
>>
>> TAG review status Not applicable 
>>
>> Risks 
>>
>>
>> Interoperability and Compatibility 
>>
>> Interoperability Risk: Low The download attribute on SVGAElement is 
>> currently supported in Firefox, with no known support in Safari/WebKit or 
>> other engines. The implementation is based on a well-defined behavior 
>> already supported in HTMLAnchorElement and formalized in the SVG 2 
>> specification. Compatibility Risk: Very Low SVG links without the download 
>> attribute will continue to behave as they do today. For content that does 
>> use the attribute, the behavior will mirror that of HTML anchor elements, 
>> minimizing surprises and reducing the learning curve for developers. 
>> Overall, this change is expected to improve interoperability and developer 
>> experience with minimal risk to compatibility or stability.
>>
>>
>> *Gecko*: Shipped/Shipping (
>> https://developer.mozilla.org/en-US/docs/Web/SVG/Reference/Element/a#browser_compatibility)
>>  
>>
>>
>> *WebKit*: Positive (
>> https://github.com/WebKit/standards-positions/issues/543) 
>>
>> *Web developers*: No signals 
>>
>> *Other signals*: 
>>
>> WebView application risks 
>>
>> Does this intent deprecate or change behavior of existing APIs, such that 
>> it has potentially high risk for Android WebView-based applications?
>>
>> None
>>
>>
>> Debuggability 
>>
>> The implementation of the download attribute on SVGAElement builds upon 
>> Chromium’s existing anchor element infrastructure, ensuring consistent 
>> behavior and straightforward debugging. Developers can inspect and interact 
>> with the attribute using standard DevTools workflows.
>>
>>
>> Will this feature be supported on all six Blink platforms (Windows, Mac, 
>> Linux, ChromeOS, Android, and Android WebView)? Yes 
>>
>> Is this feature fully tested by web-platform-tests 
>> <https://chromium.googlesource.com/chromium/src/+/main/docs/testing/web_platform_tests.md>
>> ? No 
>>
>> While Web Platform Tests (WPT) are not suitable for validating actual 
>> file downloads—due to the limitations of sandboxed test environments and 
>> the inability to reliably assert file system interactions—we have instead 
>> added browser tests to verify the functionality. These browser-level tests 
>> simulate user interactions and confirm that the download behavior is 
>> correctly triggered and handled by the browser. This approach ensures 
>> accurate validation of the feature in a controlled environment, where 
>> download flows can be observed and asserted reliably.
>>
>>
>> Flag name on about://flags 
>>
>> Finch feature name SvgAnchorElementDownloadAttribute 
>>
>> Rollout plan Will ship enabled for all users 
>>
>> Requires code in //chrome? False 
>>
>> Tracking bug https://issues.chromium.org/issues/40589293 
>>
>> Estimated milestones 
>> Shipping on desktop 142 
>> Shipping on Android 142 
>> Shipping on WebView 142 
>> Shipping on iOS 142 
>>
>> Anticipated spec changes 
>>
>> Open questions about a feature may be a source of future web compat or 
>> interop issues. Please list open issues (e.g. links to known github issues 
>> in the project for the feature specification) whose resolution may 
>> introduce web compat/interop risk (e.g., changing to naming or structure of 
>> the API in a non-backward-compatible way).
>> None 
>>
>> Link to entry on the Chrome Platform Status 
>> https://chromestatus.com/feature/6265596395913216?gate=6210629270241280 
>>
>> This intent message was generated by Chrome Platform Status 
>> <https://chromestatus.com>. 
>>
>

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