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
{
								Iterator ite = drillThrough.getParameters( )
										.entrySet( ).iterator( );
								while ( ite.hasNext( ) )
								{
									Map.Entry entry = (Map.Entry) ite.next( );
									expressions.add( entry.getValue( ) );
								}
							}
						}
						break;
					case ActionDesign.ACTION_HYPERLINK :
						expressions.add( action.getHyperlink( ) );
						break;
					default :
						assert false;
				}
			}
			
			ITotalExprBindings totalExpressionBindings = expressionUtil
					.prepareTotalExpressions( expressions, groupName );
			return totalExpressionBindings;
		}
		private void addNewColumnBindings( IBaseQueryDefinition query,
				ITotalExprBindings totalExpressionBindings )
		{
			IColumnBinding[] bindings = totalExpressionBindings.getColumnBindings( );
			if ( bindings != null )
			{
				for ( int i = 0; i < bindings.length; i++ )