Drop usage of ClutterContainer
It's mostly just a footgun at this point, with this merged we can drop it from mutter (and move it's signals to ClutterActor directly, where they de-facto are anyway)
Fix: #2661 (closed) Fix: #3172 (closed)
It's mostly just a footgun at this point, with this merged we can drop it from mutter (and move it's signals to ClutterActor directly, where they de-facto are anyway)
Fix: #2661 (closed) Fix: #3172 (closed)