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/ViewerCell.java
*/
	public int hashCode() {
		final int prime = 31;
		int result = 1;
		result = prime * result + columnIndex;
		result = prime * result + ((row == null) ? 0 : row.hashCode());
		return result;
	}
	/* (non-Javadoc)
	 * @see java.lang.Object#equals(java.lang.Object)
	 */
	public boolean equals(Object obj) {
		if (this == obj)
			return true;
		if (obj == null)
			return false;
		if (getClass() != obj.getClass())
			return false;
		final ViewerCell other = (ViewerCell) obj;
		if (columnIndex != other.columnIndex)
			return false;
		if (row == null) {
			if (other.row != null)
				return false;
		} else if (!row.equals(other.row))
			return false;
		return true;
	}
}