Bug 190207 Integrate Aggregation builder with charts
Charts should be able to use aggregates in their databinding definition. The UI is missing the "Add Aggregation..." button in the chart databinding dialog.
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/ui/dialogs/ColumnBindingDialog.java
}
			else if ( COLUMN_AGGREGATEON.equals( property ) )
			{
				value = handle.getAggregateOn( );;
				if ( value != null )
				{
					for ( int i = 1; i < groups.length; i++ )
					{
						if ( value.equals( groups[i] ) )
						{
							return new Integer( i );
						}
					}
				}
				return new Integer( 0 );
			}
			if ( value == null )
			{
				value = ""; 
			}
			return value;
		}
		public void modify( Object element, String property, Object value )
		{
			if ( element instanceof Item )
			{
				element = ( (Item) element ).getData( );
			}
			try
			{