Eitan (EitanSomething) retitled this revision from Move use_proxy_custom_directory from MovieClip to MovieClipProxy to Python API Move use_proxy_custom_directory from MovieClip to MovieClipProxy.Mon, Nov 4, 1:22 AM
Not commenting on code itself, but changes like this are discouraged unless there is very good reason to do them. Reason is, that it will break existing scripts or addons.
The reason for this change is that at least in my opinion it would make the api more consistent and I world make
Having the delete proxy code in the same method a lot cleaner https://developer.blender.org/D6139