2.0: Remove deprecated API from ClutterBackend
2.0: Remove deprecated API from ClutterBackend

ebassi/clutter,collects/clutter,Distrotech/clutter,GNOME/clutter,Distrotech/clutter,ebassi/clutter,Distrotech/clutter,djdeath/clutter,jigpu/clutter,Distrotech/clutter,jigpu/clutter,jigpu/clutter,ebassi/clutter,heysion/clutter-clone,heysion/clutter-clone,heysion/clutter-clone,jigpu/clutter,collects/clutter,collects/clutter,heysion/clutter-clone,GNOME/clutter,Distrotech/clutter,djdeath/clutter,GNOME/clutter,djdeath/clutter,jigpu/clutter,jigpu/clutter,collects/clutter,Distrotech/clutter,djdeath/clutter,GNOME/clutter,ebassi/clutter,GNOME/clutter,djdeath/clutter,collects/clutter,ebassi/clutter,djdeath/clutter,heysion/clutter-clone