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.views/src/org/eclipse/birt/report/designer/internal/ui/views/attributes/provider/DataSetColumnBindingsFormHandleProvider.java
public String[] getColumnNames( )
	{
		return columnNames;
	}
	public int[] getColumnWidths( )
	{
		return columnWidth;
	}
	public String getDisplayName( )
	{
		return Messages.getString( "DataSetColumnBindingsFormHandleProvider.TableTitle" ); 
	}
	public CellEditor[] getEditors( Table table )
	{
		if ( editors == null )
		{
			editors = new CellEditor[columnNames.length];
			for ( int i = 0; i < editors.length; i++ )
			{
				editors[i] = new TextCellEditor( table );
			}
		}
		return editors;
	}
	public boolean doMoveItem( int oldPos, int newPos ) throws Exception
	{
		return false;
	}
	public boolean doDeleteItem( int pos ) throws Exception
	{