Bug 216904 [Markers] Configure Contents dialog missing mnemonics and punctuation
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/internal/views/markers/TypesConfigurationArea.java
/**
		 * Add any elements that contain a type in selectedTypes tp entries.
		 * 
		 * @param selectedTypes
		 * @param entries
		 */
		public abstract void addElementsMatching(Collection selectedTypes,
				Collection entries);
		/**
		 * Return the children of the receiver.
		 * 
		 * @return TypesEntry[]
		 */
		public abstract Collection getChildren();
		/**
		 * Return the label for the receiver.
		 * 
		 * @return String
		 */
		public abstract String getLabel();
		/**
		 * Return the parent of the receiver.
		 * 
		 * @return TypesEntry