[Bug 1959747]

[Vseerror]

(In reply to Sebastian from comment #40)
> I am having the same issue with ~25% CPU usage when hovering over the messages list and from what I can observer this is somehow related to the HiDPI monitor I am using (27' LG, 4k)?
> 
> OS: Fedora 37
> TB: 102.9.1
> Nvidia 3060Ti + X11 (Also tested this with an AMD RX 580 and X11 and Wayland - same issue)
> Ryzen 5 3400G (4 cores/8 threads)
> 16G Memory
> 
> Also recorded a profile: https://share.firefox.dev/3MNOpmA

nsTreeBodyFrame::PaintCell
nsTreeBodyFrame::PaintImage
nsMsgDBView::GetCellProperties

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https://bugs.launchpad.net/bugs/1959747

Title:
  [upstream] Very high CPU and slow responsiveness in Thunderbird 91-102

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