Bug 132039 [Field Assist] - secondary popup should update on same delay as its invocation delay
bundles/org.eclipse.jface/src/org/eclipse/jface/fieldassist/ContentProposalAdapter.java
public void handleEvent(Event e) {
				if (!isValid()) {
					return;
				}
				
				char key = e.character;
				 
				
				if (e.type == SWT.Traverse) {
					
					
					
					
					
					if (key != 0) {
						e.doit = false;
						return;
					} 
					
					
					
					
					e.detail = SWT.TRAVERSE_NONE;
					e.doit = true;
				} else {