Bug 176467 Wrong page break effect for spanned cell
When page break occurs on spanned cell, this cell on next page is lost, which cause incorrect page layout. Report design to reproduce the error is attached.
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/presentation/ReportDocumentBuilder.java
}
		return offset;
	}
	private boolean needSave( IContent content )
	{
		InstanceID id = content.getInstanceID( );
		if ( id == null || id.getComponentID( ) == -1 )
		{
			return true;
		}
		IContent parent = (IContent) content.getParent( );
		if ( parent != null )
		{
			InstanceID pid = parent.getInstanceID( );
			if ( pid == null || pid.getComponentID( ) == -1 )
			{
				return true;
			}
		}
		if ( content instanceof AbstractContent )
		{
			return ( (AbstractContent) content ).needSave( );
		}
		return true;
	}
	/**
	 * emitter used to save the report content into the content stream
	 * 
	 */
	class ContentEmitter extends ContentEmitterAdapter