[whatwg] Add new winding rules and isPointInStroke to Canvas 2d spec

[Rik Cabanier]

All,

patches have landed in Mozilla and WebKit that add support for winding
rules and isPointInStroke.

The syntax for winding rules can be found here:

http://lists.w3.org/Archives/Public/public-whatwg-archive/2013Jan/0102.html


Syntax for isPointInStroke ia here:

http://lists.w3.org/Archives/Public/public-whatwg-archive/2012Nov/0148.html


Can these API's be added to the spec?

Rik