[Webkit-unassigned] [Bug 207889] [macOS] Don't fire timers when there is a pending rendering update

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=207889

--- Comment #6 from Antti Koivisto <koivisto at iki.fi> ---
> I'm confused about the "spin" terminology. "Spin" could mean "block until
> something happens", like spinlock, or it could mean "allow the event loop to
> take a turn".

I don't love it either. Suggestions?

> Why is this up here in TiledCoreAnimationDrawingArea? That doesn't apply to
> iOS. Shouldn't this mechanism be down in WebCore?

We don't use runloop observers on iOS, we use a timer. The solution there needs to be different (we need to be able to schedule a high priority timer that fires before any already scheduled 0 duration timers).

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