Bug 313428 Use Eclipse tracing to enable debug output
bundles/org.eclipse.e4.ui.workbench/src/org/eclipse/e4/workbench/ui/internal/Activator.java
public Bundle getBundleForName(String bundleName) {
		Bundle[] bundles = getBundleAdmin().getBundles(bundleName, null);
		if (bundles == null)
			return null;
		
		for (int i = 0; i < bundles.length; i++) {
			if ((bundles[i].getState() & (Bundle.INSTALLED | Bundle.UNINSTALLED)) == 0) {
				return bundles[i];
			}
		}
		return null;
	}
	/**
	 * @return this bundles context
	 */
	public BundleContext getContext() {
		return context;
	}
	/**
	 * @return the instance Location service
	 */
	public Location getInstanceLocation() {
		if (locationTracker == null) {
			Filter filter = null;
			try {
				filter = context.createFilter(Location.INSTANCE_FILTER);
			} catch (InvalidSyntaxException e) {
				
				
			}