On Wed, Mar 19, 2025 at 3:33 AM TAMURA, Kent <tk...@chromium.org> wrote:
> > > On Wed, Mar 19, 2025 at 11:47 AM Vladimir Levin <vmp...@chromium.org> > wrote: > >> I'm curious why you decided to do an origin trial instead of a more >> typical finch roll out + monitoring metrics for performance regressions. >> Origin trial data would limit us to the feedback of registered partners, >> which may not be a good representation of usage "in the wild". >> >> Separately, are you working with partners that are interested in >> registering for this already? I note that the request is for 2 milestones, >> which may be short if you don't already have partners lined up. >> > > Yes, I already have a partner, and the partner asked us to set up an > origin trial. They want to run A/B testing in their application to check > performance differences. > Would you then go with a Finch controlled general A/B test in M-138 or M-139? Are metrics in place to start getting baseline performance data? > > >> >> Thanks, >> Vlad >> >> On Tuesday, March 18, 2025 at 8:32:23 PM UTC-4 Kent Tamura wrote: >> >>> Contact emailstk...@chromium.org >>> >>> Explainer >>> https://docs.google.com/document/d/1UbHuoflNyLbSavpH86HEmXFGyz2V4uZ6cjNpuuwrtBg/edit?usp=sharing >>> >>> SpecificationNone >>> >>> Summary >>> >>> *This is not a web-exposed change.* The implementation of >>> CanvasRenderingContext2D's measureText(), fillText(), and strokeText() has >>> a drastic change. This might affect performance, so we'd like to run an >>> origin trial so canvas-heavy applications can try out the new >>> implementation. >>> >>> >>> Blink componentBlink>Canvas >>> <https://issues.chromium.org/issues?q=customfield1222907:%22Blink%3ECanvas%22> >>> >>> Search tagscanvas <https://chromestatus.com/features#tags:canvas> >>> >>> TAG reviewNone >>> >>> TAG review statusNot applicable >>> >>> Risks >>> >>> >>> Interoperability and Compatibility >>> >>> The feature might change performance characteristic, and might have >>> performance regressions in some cases. >>> >>> >>> *Gecko*: No signal >>> >>> *WebKit*: No signal >>> >>> *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 >>> >>> >>> Goals for experimentation >>> >>> >>> >>> Ongoing technical constraints >>> >>> None. >>> >>> >>> Debuggability >>> >>> None >>> >>> >>> Will this feature be supported on all six Blink platforms (Windows, Mac, >>> Linux, ChromeOS, Android, and Android WebView)?No >>> >>> Is this feature fully tested by web-platform-tests >>> <https://chromium.googlesource.com/chromium/src/+/main/docs/testing/web_platform_tests.md> >>> ?No >>> >>> Flag name on about://flagsNone >>> >>> Finch feature nameCanvasTextNg >>> >>> Requires code in //chrome?False >>> >>> Tracking bughttps://issues.chromium.org/issues/389726691 >>> >>> Estimated milestones >>> Origin trial desktop first 136 >>> Origin trial desktop last 138 >>> Origin trial Android first 136 >>> Origin trial Android last 138 >>> Origin trial WebView first 136 >>> Origin trial WebView last 138 >>> >>> Link to entry on the Chrome Platform Status >>> https://chromestatus.com/feature/5123274645962752?gate=5123363732979712 >>> >>> This intent message was generated by Chrome Platform Status >>> <https://chromestatus.com/>. >>> >>> >>> -- >>> TAMURA Kent >>> Software Engineer, Google >>> >>> >>> >>> >>> >>> > > -- > TAMURA Kent > Software Engineer, Google > > > -- > 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 visit > https://groups.google.com/a/chromium.org/d/msgid/blink-dev/CAGH7WqG2J%3DJ%3D7Js28%2BwuzRHhjA-qHZ5%3DXYkZMGHDmZ-xoK2XTQ%40mail.gmail.com > <https://groups.google.com/a/chromium.org/d/msgid/blink-dev/CAGH7WqG2J%3DJ%3D7Js28%2BwuzRHhjA-qHZ5%3DXYkZMGHDmZ-xoK2XTQ%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 visit https://groups.google.com/a/chromium.org/d/msgid/blink-dev/CAGsbWzRUThTeg9cEofh4beLYA6q8t8%3DJFWk2%3DF-2NxPv8goW9Q%40mail.gmail.com.
