kangax/fabric.js — pull request #392 by Kienz (2013-01-21 21:16:54+00:00)
Title: Bugfix align_guidelines for canvas.toDataURL()

Bugfix for canvas.toDataURL() - canvas.clearContext(canvas.contextTop) in after:render clears context if canvas.toDataURL() is called.

Observe before:render and clear contextTop.