cocos2d/cocos2d-html5 — pull request #1255 by csaftoiu (2013-11-20 20:15:18+00:00)
Title: cc.Texture2D.contentSize() for compatibility with jsbindings

in jsbindings the function is called contentSize(), not getContentSize() - see https://raw.github.com/zynga/jsbindings/master/src/auto/jsb_cocos2d_classes.mm .