(In reply to comment #6)
> CPU usage for firefox-bin on Linux:
>
> chrome://global/skin/icons/loading_16.png 10%
> chrome://global/skin/throbber/Throbber-small.gif 4%
Note that there's an overhead of at least one per cent, which makes the png proportionally even more expensive.
(In reply to comment #6) //global/ skin/icons/ loading_ 16.png 10% //global/ skin/throbber/ Throbber- small.gif 4%
> CPU usage for firefox-bin on Linux:
>
> chrome:
> chrome:
Note that there's an overhead of at least one per cent, which makes the png proportionally even more expensive.