Bug 143126 [Regression]Insert chart into table group header, preview, incorrectly.
Insert chart into table group header, preview, incorrectly. Steps: 1.Insert a table 2.Create a group for the table 3.Insert chart into group header, inherit table's data set 4.preivew Actual Results: 1.Chart datas are incorrectly Expected Results: 1.Chart can be previewed correctly.
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/ui/dialogs/ColumnBindingDialog.java
System.arraycopy( dataSets, 0, newList, 1, dataSets.length );
			combo.setItems( newList );
			String dataSetName = getDataSetName( );
			combo.deselectAll( );
			combo.setText( dataSetName );
			combo.setLayoutData( new GridData( GridData.FILL_HORIZONTAL ) );
			gd = new GridData( );
			gd.widthHint = 250;
			combo.setLayoutData( gd );
			combo.addSelectionListener( new SelectionAdapter( ) {
				public void widgetSelected( SelectionEvent event )
				{
					String value = combo.getText( );
					if ( value.equals( NONE ) )
					{
						value = null;
					}
					if ( canChangeDataSet( value ) )
					{
						try
						{
							startTrans( "" ); 
							DataSetHandle dataSet = null;
							if ( value != null )
							{
								dataSet = SessionHandleAdapter.getInstance( )
										.getReportDesignHandle( )
										.findDataSet( value );
							}
							inputElement.setDataSet( dataSet );