Bug 176457 Use container's column bindings in chart editor
chart/org.eclipse.birt.chart.reportitem/src/org/eclipse/birt/chart/reportitem/ChartReportItemQueryImpl.java
if ( item == null )
			{
				try
				{
					eih.loadExtendedElement( );
				}
				catch ( ExtendedElementException eeex )
				{
					logger.log( eeex );
				}
				item = eih.getReportItem( );
				if ( item == null )
				{
					logger.log( ILogger.ERROR,
							Messages.getString( "ChartReportItemQueryImpl.log.UnableToLocate" ) ); 
					return;
				}
			}
		}
		catch ( ExtendedElementException e )
		{
			logger.log( ILogger.ERROR,
					Messages.getString( "ChartReportItemQueryImpl.log.UnableToLocate" ) ); 
			return;
		}
		cm = (Chart) ( (ChartReportItemImpl) item ).getProperty( "chart.instance" ); 
		this.eih = eih;
	}
	/*
	 * (non-Javadoc)