Bug 207825 Crosstab gives wrong default for Totals on Count
xtab/org.eclipse.birt.report.item.crosstab.core/src/org/eclipse/birt/report/item/crosstab/core/de/internal/AbstractCrosstabModelTask.java
if ( unAggregationCount != 0 )
			{
				String function = getAggregationFunction( measureView,
						null,
						CrosstabModelUtil.getOppositeAxisType( toValidateAxisType ),
						toValidateLevelView,
						toValidateAxisType );
				addAggregation( measureView,
						toValidateLevelView,
						null,
						function );
			}
		}
	}
	/**
	 * Gets the aggregation cell for the given two level views.
	 * 
	 * @param measureView
	 * @param leftLevelView
	 * @param rightLevelView
	 * @return
	 */
	private AggregationCellHandle getAggregation(
			MeasureViewHandle measureView, LevelViewHandle leftLevelView,
			LevelViewHandle rightLevelView )
	{
		if ( measureView == null || measureView.getCrosstab( ) != crosstab )
			return null;
		AggregationInfo infor = getAggregationInfo( leftLevelView,