Toggle Paint Flashing for Firefox

Paint Flashing is now in the official Release channel starting in Firefox 11.  I posted a new add-on that let’s you enable Paint Flashing with one click: https://addons.mozilla.org/en-US/firefox/addon/toggle-paint-flashing/

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This tool is useful for quickly inspecting how Firefox renders your web pages as it visually indicates how much screen area is being painted after the page layout is computed.The source code for the add-on is also posted.

 

 

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