Bug 204304 [GlobalActions] Convert some File actions
Convert the ActionFactory actions for QUIT, PROPERTIES, IMPORT, and EXPORT PW
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/views/markers/internal/MarkerView.java
if (marker != null) {
				contextId = IDE.getMarkerHelpRegistry().getHelp(
						marker.getMarker());
			}
			if (contextId == null) {
				contextId = getStaticContextId();
			}
			return HelpSystem.getContext(contextId);
		}
		/**
		 * Return the currently selected concrete marker or <code>null</code>
		 * if there isn't one.
		 * 
		 * @return ConcreteMarker
		 */
		private ConcreteMarker getSelectedConcreteMarker() {
			IStructuredSelection selection = (IStructuredSelection) getViewer()
					.getSelection();
			if (selection.isEmpty())
				return null;
			if (selection.getFirstElement() instanceof ConcreteMarker)
				return (ConcreteMarker) selection.getFirstElement();
			return null;
		}
		/*
		 * (non-Javadoc)
		 * 
		 * @see org.eclipse.help.IContextProvider#getSearchExpression(java.lang.Object)
		 */
		public String getSearchExpression(Object target) {