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surface-actor-wayland: Handle stex being disposed
As the MetaShapedTexture might already got finalized, this can lead to a crash. https://gitlab.gnome.org/GNOME/mutter/merge_requests/755
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@ -131,10 +131,12 @@ meta_surface_actor_wayland_dispose (GObject *object)
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{
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MetaSurfaceActorWayland *self = META_SURFACE_ACTOR_WAYLAND (object);
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MetaWaylandFrameCallback *cb, *next;
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MetaShapedTexture *stex =
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meta_surface_actor_get_texture (META_SURFACE_ACTOR (self));
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MetaShapedTexture *stex;
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stex = meta_surface_actor_get_texture (META_SURFACE_ACTOR (self));
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if (stex)
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meta_shaped_texture_set_texture (stex, NULL);
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meta_shaped_texture_set_texture (stex, NULL);
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if (self->surface)
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{
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g_object_remove_weak_pointer (G_OBJECT (self->surface),
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