[webkit-dev] Subpixel Layout Update

[Ojan Vafai]

On Fri, Feb 10, 2012 at 6:14 PM, Adam Barth <abarth at webkit.org> wrote:

> On Fri, Feb 10, 2012 at 6:09 PM, Levi Weintraub <leviw at google.com> wrote:
> > On Fri, Feb 10, 2012 at 6:03 PM, Adam Barth <abarth at webkit.org> wrote:
> >>
> >> On Fri, Feb 10, 2012 at 5:49 PM, Levi Weintraub <leviw at google.com>
> wrote:
> >> > WebKittens,
> >> >
> >> > We're planning to wrap up our conversion of the RenderTree to subpixel
> >> > units
> >> > next week. We've created a the following wiki page to help explain the
> >> > changes we are making: https://trac.webkit.org/wiki/LayoutUnit If you
> >> > work
> >> > on the rendering code, please take a look and talk to Emil and me if
> you
> >> > have any questions.
> >> >
> >> > This will effect a large number of layout test expectations as well as
> >> > some
> >> > platform interfaces. If you are working on or maintaining a port other
> >> > than
> >> > Apple, Qt, and Chromium, please touch bases with us.
> >>
> >> We've been talking about turning on mock scroll bars for Chromium.
> >> Would it make sense to do that at the same time to minimize the number
> >> of baseline updates?
> >
> > It would allow us to make only one WebKit sheriff's life miserable
> instead
> > of two, but the changes don't really relate in any other meaningful way.
>
> I meant it would let us update the PNGs once instead of twice.


I don't think coupling these two is worth the benefits. It makes getting
both changes checked in harder and makes it harder to identify regressions
due to either patch.
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