[whatwg] "complete" DOM attribute (image elements)

Gavin Sharp gavin.sharp at gmail.com
Sun Aug 30 20:23:32 PDT 2009

Boris Zbarsky wrote:
> Ian Hickson wrote:
>> On Sun, 2 Sep 2007, Gavin Sharp wrote:
>>> It appears this behavior was explicitly chosen in Mozilla, in bug 
>>> 190561 (https://bugzilla.mozilla.org/show_bug.cgi?id=190561). I 
>>> think the arguments given in that bug might merit reconsideration; 
>>> detection of image existence is currently possible by other means
> How, exactly? 

I don't actually recall what I was referring to in that message, but 
observing the images affect on layout seems to work pretty well:


There are also timing attacks, I suppose, but those aren't quite as 


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