Bug 182053 [Automation][Regression] Visibility does not work properly in html and viewer
steps to reproduce: - create a report - add any report item - hide this report item in pdf - preview in html and viewer expected behavior: - this report item should be shown actual behavior: - this report item was not shown
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/emitter/ContentEmitterUtil.java
IContentEmitter emitter = (IContentEmitter) value;
			emitter.startTable( table );
			return value;
		}
		public Object visitTableBand( ITableBandContent tableBand, Object value )
		{
			IContentEmitter emitter = (IContentEmitter) value;
			emitter.startTableBand( tableBand );
			return value;
		}
		public Object visitRow( IRowContent row, Object value )
		{
			IContentEmitter emitter = (IContentEmitter) value;
			emitter.startRow( row );
			return value;
		}
		public Object visitCell( ICellContent cell, Object value )
		{
			IContentEmitter emitter = (IContentEmitter) value;
			emitter.startCell( cell );
			return value;
		}
		public Object visitText( ITextContent text, Object value )
		{
			IContentEmitter emitter = (IContentEmitter) value;
			emitter.startText( text );
			return value;
		}
		public Object visitLabel( ILabelContent label, Object value )
		{