Don't create another context in Win32Context.attach() if the sub-class (Win32ARBContext) already created one
Don't create another context in Win32Context.attach() if the sub-class (Win32ARBContext) already created one

niklaskorz/pyglet,adamlwgriffiths/Pyglet,niklaskorz/pyglet,adamlwgriffiths/Pyglet,adamlwgriffiths/Pyglet,adamlwgriffiths/Pyglet,niklaskorz/pyglet,niklaskorz/pyglet