CPU usage for firefox-bin on Linux:
chrome://global/skin/icons/loading_16.png 10% chrome://global/skin/throbber/Throbber-small.gif 4%
Martijn's background image test also looks slower with the png throbber.
CPU usage for firefox-bin on Linux:
chrome: //global/ skin/icons/ loading_ 16.png 10% //global/ skin/throbber/ Throbber- small.gif 4%
chrome:
Martijn's background image test also looks slower with the png throbber.