Bug 261164 [CommonNavigator] Add dynamic tracing for DnD
The options were put in, but the tracing was never actually hooked up.
bundles/org.eclipse.ui.navigator/src/org/eclipse/ui/navigator/CommonDragAdapter.java
}
		} catch (RuntimeException e) {
			NavigatorPlugin.logError(0, e.getMessage(), e);
		}
		if (DEBUG) {
			System.out
					.println("CommonDragAdapter.dragStart (end): doit=" + event.doit); 
	}
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.swt.dnd.DragSourceAdapter#dragSetData(org.eclipse.swt.dnd.DragSourceEvent)
	 */
	public void dragSetData(DragSourceEvent event) {
		ISelection selection = LocalSelectionTransfer.getTransfer()
				.getSelection();
		if (DEBUG) {
			System.out
					.println("CommonDragAdapter.dragSetData (begin): event" + event + " selection=" + selection); 
		}
		if (LocalSelectionTransfer.getTransfer()
				.isSupportedType(event.dataType)) {
			event.data = selection;
			if (DEBUG) {
				System.out
						.println("CommonDragAdapter.dragSetData set LocalSelectionTransfer"); 
			}
		} else if (PluginTransfer.getInstance().isSupportedType(event.dataType)) {
			event.data = NavigatorPluginDropAction