Bug 44443 [Tasks] Problems View should 'filter' more efficiently
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/views/markers/ProblemView.java
private final static ColumnLayoutData[] DEFAULT_COLUMN_LAYOUTS = { 
		new ColumnPixelData(19, false), 
		new ColumnWeightData(200), 
		new ColumnWeightData(75), 
		new ColumnWeightData(150), 
		new ColumnWeightData(60) 
	};
		
	
	private final static int ASCENDING = TableSorter.ASCENDING;
	private final static int DESCENDING = TableSorter.DESCENDING;
	
	private final static IField[] VISIBLE_FIELDS = { 
		new FieldSeverity(), 
		new FieldMessage(), 
		new FieldResource(), 
		new FieldFolder(), 
		new FieldLineNumber() 
	};