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
return false;
	}
	private String getDataSetName( )
	{
		if ( inputElement.getDataSet( ) == null )
		{
			return NONE;
		}
		String dataSetName = inputElement.getDataSet( ).getQualifiedName( );
		if ( StringUtil.isBlank( dataSetName ) )
		{
			dataSetName = NONE;
		}
		return dataSetName;
	}
	private void startTrans( String name )
	{
		if ( isEnableAutoCommit( ) )
		{
			getActionStack( ).startTrans( name );
		}
	}
	private void commit( )
	{
		if ( isEnableAutoCommit( ) )
		{
			getActionStack( ).commit( );
		}
	}
	private void rollback( )