Bug 228760 [Markers] Column orientation not stored when markers views are closed
If we re-order view columns by drag and drop or add/remove them using the preferences the values we ended up with are not restored on restart.
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/internal/views/markers/ExtendedMarkersView.java
public boolean shouldRun() {
				return !builder.isBuilding()
						&& IDEWorkbenchPlugin.getDefault().getBundle()
								.getState() == Bundle.ACTIVE;
			}
		};
		updateJob.setSystem(true);
		return updateJob;
	}
	/**
	 * Return the object that is the input to the viewer.
	 * 
	 * @return Object
	 */
	Object getViewerInput() {
		return viewer.getInput();
	}
	/**
	 * Get all of the fields visible in the receiver.
	 * 
	 * @return MarkerField[]
	 */
	MarkerField[] getVisibleFields() {
		return builder.getVisibleFields();
	}
	/**
	 * Create a listener for working set changes.
	 * 
	 * @return IPropertyChangeListener
	 */