Shared components used by Firefox and other Mozilla software, including handling of Web content; Gecko, HTML, CSS, layout, DOM, scripts, images, networking, etc. Issues with web page layout probably go here, while Firefox user interface issues belong in the Firefox product. (More info)
Created attachment 567861[details][diff][review]
Very simple patch. The problem is that JM spew goes to stderr and the printf was going to stdout. This caused some annoying buffering issues so that I couldn't pipe to less.