LGTM3 On 09/08/2022 19:51, Daniel Bratell wrote: > LGTM2 > > /Daniel > > On 2022-08-09 19:43, Torne (Richard Coles) wrote: >> On Tue, 9 Aug 2022 at 04:24, Mike West <mk...@chromium.org> wrote: >> >> LGTM1 to extend this already-approved feature to WebView. >> >> Presumably you'll be chatting with WebView experts about any >> implications this might have for the API WebView exposed to >> embedding apps? >> >> >> Yes, we've discussed this. Clearing all cookies through the existing >> WebView API will also clear persisted client hints, and that seems >> sufficient for now. The WebView API doesn't have very effective ways >> to manage most kinds of stored data (either in general or for specific >> sites), so adding more specific ways to deal with this doesn't seem >> worthwhile. >> >> -mike >> >> >> On Wed, Aug 3, 2022 at 8:45 PM Ari Chivukula >> <aric...@chromium.org> wrote: >> >> Contact emails >> >> aric...@chromium.org <mailto:aric...@chromium.org>, >> miketa...@chromium.org <mailto:miketa...@chromium.org>, >> yoavw...@chromium.org <mailto:yoavwe...@chromium.org> >> >> >> Specification >> >> https://wicg.github.io/client-hints-infrastructure/ >> <https://wicg.github.io/client-hints-infrastructure/> >> >> >> Explainer >> >> When a page is loaded, the first response from an origin may >> include a signal (in HTTP headers) for Client Hints to be >> included in future requests to that origin. Without persisting >> this signal, Client Hints cannot be included in the next >> request to load a page from this Origin. Android WebView does >> not currently persist this signal. >> >> >> Design Doc >> >> >> https://docs.google.com/document/d/1r1AKHex1_UKh3wIp4ITkU4-J9-tdNZSOmUDeDVWw_AU/ >> >> <https://docs.google.com/document/d/1r1AKHex1_UKh3wIp4ITkU4-J9-tdNZSOmUDeDVWw_AU/> >> >> >> Summary >> >> We aim to add support for persistent Client Hints to Android >> Webview for parity with the rest of the platform. For more >> details on the Client Hints system see: >> https://developer.mozilla.org/en-US/docs/Web/HTTP/Client_hints >> <https://developer.mozilla.org/en-US/docs/Web/HTTP/Client_hints> >> >> >> >> Blink component >> >> Blink>Network>ClientHints >> >> <https://bugs.chromium.org/p/chromium/issues/list?q=component%3ABlink%3ENetwork%3EClientHints> >> >> >> >> Motivation >> >> Without persisting the list of Client Hints a page requests >> the initial load of a website will never include Client Hints, >> only subresources on a given page can receive them. This >> undermines the use of the Client Hints system which is to >> empower websites to adapt content to the User Agent. We should >> add persistence in the interest of parity with the behavior of >> Chrome on Android so that WebView stays viable as a platform. >> >> >> TAG review >> >> N/A (this change enables a feature that we already ship on >> desktop and Android) >> >> >> Compatibility >> >> This expands persistent Client Hints to a platform that was >> missing it, no existing implementation will change. The >> persisted Client Hints can be cleared by clearing the Cookies >> for a given WebView, the same way that Client Hints are >> cleared in Chrome for Android. >> >> >> >> >> Interoperability >> >> Other engines haven’t shipped Client Hints so this doesn’t >> increase interoperability risk. >> >> >> >> Gecko: Client Hints >> <https://github.com/mozilla/standards-positions/issues/79>and >> User Agent Client Hints >> <https://github.com/mozilla/standards-positions/issues/202>considered >> non-harmful >> >> >> >> WebKit: Mildly positive support for User Agent Client Hints >> <https://lists.webkit.org/pipermail/webkit-dev/2020-May/031198.html> >> >> >> >> Web developers: Vendor interest from Huawei >> >> <https://bugs.chromium.org/p/chromium/issues/detail?id=921655&colspec=ID%20Pri%20Type%20Component%20Status%20Summary%20Owner%20Target%20M%20Reporter%20Modified%20Opened%20NextAction&sort=nextaction#:~:text=it%20looks%20good-,Comment%2044,-by>, >> interest from Cloudinary >> <https://github.com/WICG/client-hints-infrastructure/issues/108>in >> User Agent Client Hints >> >> >> Debuggability >> >> N/A (developers can use Chrome for Android to debug client >> hint requests, though the values for user-agent related >> strings will differ within the WebView context) >> >> >> Is this feature fully tested by web-platform-tests? >> >> Android WebView is not a WPT platform, so this will only have >> chrome internal tests >> >> >> Tracking bug >> >> https://crbug.com/921655 <https://crbug.com/921655> >> >> >> Link to entry on the Chrome Platform Status >> >> https://chromestatus.com/feature/4936247663919104 >> <https://chromestatus.com/feature/4936247663919104> >> >> >> -- >> You received this message because you are subscribed to the >> Google Groups "blink-dev" group. >> To unsubscribe from this group and stop receiving emails from >> it, send an email to blink-dev+unsubscr...@chromium.org. >> To view this discussion on the web visit >> >> https://groups.google.com/a/chromium.org/d/msgid/blink-dev/CAGpy5D%2BZnn79sLfnTBa84Q_aCmg%2BWsAeZBqLo9MCA335gYg_nw%40mail.gmail.com >> >> <https://groups.google.com/a/chromium.org/d/msgid/blink-dev/CAGpy5D%2BZnn79sLfnTBa84Q_aCmg%2BWsAeZBqLo9MCA335gYg_nw%40mail.gmail.com?utm_medium=email&utm_source=footer>. >> >> -- >> You received this message because you are subscribed to the Google >> Groups "blink-dev" group. >> To unsubscribe from this group and stop receiving emails from it, >> send an email to blink-dev+unsubscr...@chromium.org. >> To view this discussion on the web visit >> >> https://groups.google.com/a/chromium.org/d/msgid/blink-dev/CAKXHy%3Dd_6zWscYe_-dCSmbjze3PQCyKzDLUT06h5cb9A3gxWdA%40mail.gmail.com >> >> <https://groups.google.com/a/chromium.org/d/msgid/blink-dev/CAKXHy%3Dd_6zWscYe_-dCSmbjze3PQCyKzDLUT06h5cb9A3gxWdA%40mail.gmail.com?utm_medium=email&utm_source=footer>. >> >> -- >> You received this message because you are subscribed to the Google >> Groups "blink-dev" group. >> To unsubscribe from this group and stop receiving emails from it, send >> an email to blink-dev+unsubscr...@chromium.org. >> To view this discussion on the web visit >> https://groups.google.com/a/chromium.org/d/msgid/blink-dev/CAEV-rjdSAkKyH6uBKkakzjKm9Gzc3NdYvM8_zGy7AdrVTiqZRA%40mail.gmail.com >> <https://groups.google.com/a/chromium.org/d/msgid/blink-dev/CAEV-rjdSAkKyH6uBKkakzjKm9Gzc3NdYvM8_zGy7AdrVTiqZRA%40mail.gmail.com?utm_medium=email&utm_source=footer>. > > -- > You received this message because you are subscribed to the Google > Groups "blink-dev" group. > To unsubscribe from this group and stop receiving emails from it, send > an email to blink-dev+unsubscr...@chromium.org > <mailto:blink-dev+unsubscr...@chromium.org>. > To view this discussion on the web visit > https://groups.google.com/a/chromium.org/d/msgid/blink-dev/8033cd27-390a-78ff-7a3d-7c3a18a7680e%40gmail.com > <https://groups.google.com/a/chromium.org/d/msgid/blink-dev/8033cd27-390a-78ff-7a3d-7c3a18a7680e%40gmail.com?utm_medium=email&utm_source=footer>.
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