Bug 32038 Use shared images for properties, tasks, bookmarks views
bundles/org.eclipse.ui.views/src/org/eclipse/ui/views/bookmarkexplorer/BookmarkNavigator.java
IDialogSettings workbenchSettings = getPlugin().getDialogSettings();
		IDialogSettings settings = workbenchSettings.getSection("BookmarkSortState");
		sorter.restoreState(settings);
	
		addContributions();
		initDragAndDrop();
		createSortActions();
		fillActionBars();
		updateSortState();
		updatePasteEnablement();
	
		getSite().setSelectionProvider(viewer);
		
		if(memento != null) restoreState(memento);
		memento = null;
	
		WorkbenchHelp.setHelp(viewer.getControl(), IBookmarkHelpContextIds.BOOKMARK_VIEW);
	}
	
	public void dispose() {
		if (clipboard != null)
			clipboard.dispose();
	}
	
	/**
	 * Notifies this listener that the menu is about to be shown by
	 * the given menu manager.
	 *
	 * @param manager the menu manager
	 */