[whatwg] <link rel=icon width="" height="">

[fantasai]

Maciej Stachowiak wrote:
> 
> By contrast, I do not know of any actual need to determine the aspect 
> ratio of an SVG icon or the duration of a sound icon. I do not know of 
> cases where HI guidelines for particular platforms would recommend 
> different choices of icon aspect ratio or sound icon duration. Thus, I 
> suggest we limit ourselves to adding only the info that is actually 
> known to be needed at this time. If UI innovation creates a need for 
> more info, we can add it to the spec then.

That's fine, but we shouldn't pick a solution here that requires adding
attributes every time we have a similar problem.

~fantasai