Bug 182680 Use feature of new Aggregation framework of Data Engine.
DataEngine will implement new aggregation framework in 2.2.0RC0. After the implementation is finished Engine should go ahead to use new column bindings in definition of map/highlight.
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/data/dte/ReportQueryBuilder.java
transformExpressions( container, query );
			return getResultQuery( query, value );
		}
		/*
		 * (non-Javadoc)
		 * 
		 * @see org.eclipse.birt.report.engine.ir.ReportItemVisitor#visitGridItem(org.eclipse.birt.report.engine.ir.GridItemDesign)
		 */
		public Object visitGridItem( GridItemDesign grid, Object value )
		{
			BaseQueryDefinition query = createQuery( grid, value );
			for ( int i = 0; i < grid.getRowCount( ); i++ )
			{
				build( query, grid.getRow( i ) );
			}
			
			transformExpressions( grid, query );	
			return getResultQuery( query, value );
		}
		/*
		 * (non-Javadoc)
		 * 
		 * @see org.eclipse.birt.report.engine.ir.IReportItemVisitor#visitImageItem(org.eclipse.birt.report.engine.ir.ImageItemDesign)
		 */
		public Object visitImageItem( ImageItemDesign image, Object value )
		{
			BaseQueryDefinition query = createQuery( image, value );
			if ( image.getImageSource( ) == ImageItemDesign.IMAGE_EXPRESSION )
			{
				String newImageExpression = transformExpression( image.getImageExpression( ), query, null );