canvas: globalAlpha should not throw

The spec doesn't call out NaN and Infinity for globalAlpha. I think globalAlpha should be handled consistently with the other canvas attributes and not throw an exception.

http://www.whatwg.org/specs/web-apps/current-work/multipage/the-canvas-element.html#dom-context-2d-globalalpha

-- 
Simon Pieters
Opera Software

Received on Tuesday, 19 May 2009 09:14:01 UTC