Bug 181061 [Viewers] JFace viewers performance issues in 3.3
A number of the JFace performance tests are red since I20060926-0800.
bundles/org.eclipse.jface/src/org/eclipse/jface/viewers/AbstractTableViewer.java
* @param element
	 *            the element to insert
	 * @return the index where the item should be inserted.
	 */
	protected int indexForElement(Object element) {
		ViewerComparator comparator = getComparator();
		if (comparator == null) {
			return doGetItemCount();
		}
		int count = doGetItemCount();
		int min = 0, max = count - 1;
		while (min <= max) {
			int mid = (min + max) / 2;
			Object data = doGetItem(mid).getData();
			int compare = comparator.compare(this, data, element);
			if (compare == 0) {
				
				while (compare == 0) {
					++mid;
					if (mid >= count) {
						break;
					}
					data = doGetItem(mid).getData();
					compare = comparator.compare(this, data, element);
				}
				return mid;
			}
			if (compare < 0) {
				min = mid + 1;
			} else {