Bug 44443 [Tasks] Problems View should 'filter' more efficiently
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/views/markers/internal/TableContentProvider.java
Control ctrl = viewer.getControl();
		if (ctrl == null || ctrl.isDisposed()) {
			return;
		}
		
		ctrl.setRedraw(false);
	
		
		 
		
		if (removals.size() > 0) {
			 
			
			viewer.cancelEditing();
			viewer.remove(removals.toArray());
		}
		if (additions.size() > 0) {
			viewer.add(additions.toArray());
		}
		if (changes.size() > 0) {
			viewer.update(changes.toArray(), null);
		}
		
		ctrl.setRedraw(true);
	}
	
}