[Webkit-unassigned] [Bug 230953] [GTK][WPE] REGRESSION: Async scrolling jumps to the top of the page until keyboard-initiated paging

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=230953

Martin Robinson <mrobinson at webkit.org> changed:

           What    |Removed                     |Added
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                 CC|                            |mrobinson at webkit.org

--- Comment #1 from Martin Robinson <mrobinson at webkit.org> ---
(In reply to Chris Lord from comment #0)
> Currently, async scrolling is broken on GTK/WPE (which, for WPE, means all
> scrolling is broken) - any scroll action snaps the page back to the top
> after appearing to 'try' to scroll. My best guess is the mechanism that
> synchronises main-thread scroll position with the async scroll tree's
> position is broken somehow. The odd thing is if you press space to scroll a
> page, scrolling then works correctly. This is almost certainly fall-out from
> https://bugs.webkit.org/show_bug.cgi?id=230739.

I think the keyboard scrolling is always done in the WebProcess, so that sort of makes sense.

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