[webkit-dev] Device and page scaling

[Fady Samuel]

This sounds good to me, but is there any reason why we can't support
physical device changes (switching monitors) and support target-densitydpi?
This would be highly desirable for us.

Fady

== Page::effectiveDeviceScaleFactor ==
>
> Page::effectiveDeviceScaleFactor starts off as matching
> Page::deviceScaleFactor but changes to reflect any target-densitydpi
> directives.  It's unclear to me how Page::effectiveDeviceScaleFactor
> should react when the underlying physical device changes its scaling
> factor.  Currently, that shouldn't occur, so I'm inclined to add an
> ASSERT and worry about it later.
>
> == Settings::defaultDeviceScaleFactor ==
>
> This variable will be deleted.
>
> Thoughts?
> Adam
>
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