chukong/quick-cocos2d-x — pull request #360 by SunLightJuly (2014-06-03 16:26:14+00:00)
Title: fixed #355

fixed #355
The Lua function can be:

function tolua.getcfunction( class, key )
if class[key..'_C'] then
return class[key..'_C']
end
return class[key]
end