Bug 226277 project explorer should support colored labels
3.4 M6 The attached patch allows the project explorer to have colored label. The label provider returned by the navigator content can now additionally implement IStyledLabelProvider to provide colored labels. No API changes required.
bundles/org.eclipse.ui.navigator/src/org/eclipse/ui/navigator/CommonViewer.java
return cachedSelection;
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.jface.viewers.StructuredViewer#refresh(java.lang.Object)
	 */
	public void refresh(Object element) {
		refresh(element, true);
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.jface.viewers.StructuredViewer#update(java.lang.Object,
	 *      java.lang.String[])
	 */
	public void update(Object element, String[] properties) {
		if(element != getInput()) {
			INavigatorPipelineService pipeDream = contentService
					.getPipelineService();
	
			PipelinedViewerUpdate update = new PipelinedViewerUpdate();
			update.getRefreshTargets().add(element);
			update.setUpdateLabels(true);
			
			if (pipeDream.interceptUpdate(update)) {
				 
				for (Iterator iter = update.getRefreshTargets().iterator(); iter
						.hasNext();) {
					super.update(iter.next(), properties);