Resolves with the slots of a kind of movable content (getMovableKind) once its module, and any pane registered for it, have loaded; loads them if nothing has yet. Resolves undefined for a type with no renderer, or when a load fails.
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Resolves with the slots of a kind of movable content (getMovableKind) once its module, and any pane registered for it, have loaded; loads them if nothing has yet. Resolves
undefinedfor a type with no renderer, or when a load fails.