e4661d7870
When using plugins, the effects will affect the MetaWindowActor size and position. Add a new signal "effects-completed" wired to the corresponding MetaWindowActor which is emitted when all effects are completed so that derived objects can be notified when all effects are completed and use the actual size and position. Closes: https://gitlab.gnome.org/GNOME/mutter/issues/104 (cherry picked from commit 85bbd82ae847eed0bba943c119a356d9493f7da2)