OperationSequencer<Nindo> undoingSequencer = new UndoableSequencer(sequencer, responsibility);
CMutableDocument undoableDocument = content.createSequencedDocumentWrapper(undoingSequencer);
pasteExtractor = new PasteExtractor(CommandQueue.HIGH_PRIORITY,
aggressiveSelectionHelper,
undoableDocument,
content.getRenderedView(),
content.getPersistentView(),
content.getRegistries().getAnnotationHandlerRegistry(),