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List:       whatwg
Subject:    Re: [whatwg] Challenging canvas.supportsContext
From:       Boris Zbarsky <bzbarsky () MIT ! EDU>
Date:       2013-06-21 3:39:21
Message-ID: 51C3CAE9.3090701 () mit ! edu
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On 6/20/13 9:40 PM, Glenn Maynard wrote:
> I've suggested that in the past, and the response was that it's harder
> to do (don't recall in which engine, probably WebKit).  It would seem
> pretty weird if the interface appears and disappears from window over
> the life of the page, as WebGL support comes and goes (eg. the driver
> blacklist or system graphics drivers are updated).

Yeah, appearing/disappearing stuff is a no-go.  If we need this state to 
change over the lifetime of a page, then it shouldn't be an 
object-detection-check, for sure.  In that case we're back to having a 
method.

-Boris
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