Bug 147676 [regression]Visibility set in the first col will affect the second col
Description: Visibility set in the first col will affect the second col Steps to reproduce: 1. Insert a grid(3*3), insert contents to each cell. 2.Set the first col to hide all in visibility and preview Expected result: Only the first col is hidden. Actual result: The second col is hidden, too. If you set the second col in step2, the third col will disappear.
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/layout/html/HTMLListingBandLM.java
}
			else if ( pContent instanceof IListContent )
			{
				IListContent list = (IListContent) pContent;
				repeatHeader = list.isHeaderRepeat( );
			}
			else if ( pContent instanceof ITableContent )
			{
				ITableContent table = (ITableContent) pContent;
				repeatHeader = table.isHeaderRepeat( );
			}
		}
		if ( repeatHeader )
		{
			Collection children = content.getChildren( );
			if ( children == null || children.isEmpty( ) )
			{
				
				execute( content, executor );
				if ( !pContent.getChildren( ).contains( content ) )
				{
					pContent.getChildren( ).add( content );
				}
			}
			executor = new DOMReportItemExecutor( content );
			executor.execute( );
		}
	}
}