Bug 328794 Remove unused variable in 'org.eclipse.swt.examples'
HEAD. Remove unused variable in 'org.eclipse.swt.examples'.
examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/accessibility/CTableItem.java
* @param index the column index
 * @param image the new image
 *
 * @exception IllegalArgumentException <ul>
 *    <li>ERROR_INVALID_ARGUMENT - if the image has been disposed</li>
 * </ul>
 * @exception SWTException <ul>
 *    <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
 *    <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
 * </ul>
 */
public void setImage (int columnIndex, Image value) {
	checkWidget ();
	if (value != null && value.isDisposed ()) SWT.error (SWT.ERROR_INVALID_ARGUMENT);
	CTableColumn[] columns = parent.columns;
	int validColumnCount = Math.max (1, columns.length);
	if (!(0 <= columnIndex && columnIndex < validColumnCount)) return;
	Image image = getImage (columnIndex, false);
	if (value == image) return;
	if (value != null && value.equals (image)) return;
	if (columnIndex == 0) {
		super.setImage (value);
	} else {
		images [columnIndex] = value;
	}
	if ((parent.getStyle () & SWT.VIRTUAL) != 0) cached = true;
	/* 
	 * An image width change may affect the space available for the item text, so
	 * recompute the displayText if there are columns.
	 */