Bug 98107 [Viewers] Change visibility of AbstractTreeViewer#internalRemove from private to protected
bundles/org.eclipse.jface/src/org/eclipse/jface/viewers/AbstractTreeViewer.java
*            themself.
     * @param element
     *            element to find position for.
     * @return the index to use when inserting the element.
     * 
     */
	
	private int insertionPosition(Item[] items,  ViewerSorter sorter, int lastInsertion, Object element) {
	    
		int size = items.length;
		if (sorter == null)
			return size;
	    int min = lastInsertion, max = size - 1;
		while (min <= max) {
            int mid = (min + max) / 2;
            Object data = items[mid].getData();
            int compare = sorter.compare(this, data, element);
            if (compare == 0) {
                return mid;
            }
            if (compare < 0)
                min = mid + 1;
            else
                max = mid - 1;
	        }
	   return min;
	    
			
	}
	/**