Bug 72615 [Viewers] Need and ITableFontProvider
We released an ITabelColorProvider for M2 - we should have a corresponding ITableFontProvider
bundles/org.eclipse.jface/src/org/eclipse/jface/viewers/AbstractTreeViewer.java
private Object element;
        private Item item;
        UpdateItemSafeRunnable(Item item, Object element) {
            this.item = item;
            this.element = element;
        }
        public void run() {
            doUpdateItem(item, element);
        }
        
        /* (non-Javadoc)
		 * @see org.eclipse.jface.util.SafeRunnable#handleException(java.lang.Throwable)
		 */
		public void handleException(Throwable e) {
			if(item.isDisposed()){