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.startLabel( label );
			return value;
		}
		public Object visitAutoText( IAutoTextContent autoText, Object value )
		{
			IContentEmitter emitter = (IContentEmitter) value;
			emitter.startAutoText( autoText );
			return value;
		}
		public Object visitData( IDataContent data, Object value )
		{
			IContentEmitter emitter = (IContentEmitter) value;
			emitter.startData( data );
			return value;
		}
		public Object visitImage( IImageContent image, Object value )
		{
			IContentEmitter emitter = (IContentEmitter) value;
			emitter.startImage( image );
			return value;
		}
		public Object visitForeign( IForeignContent content, Object value )
		{
			IContentEmitter emitter = (IContentEmitter) value;
			emitter.startForeign( content );
			return value;
		}
		public Object visitList( IListContent list, Object value )
		{