Bug 119398 Using RenderTask to render pdf file but the master page information lost.
Description: Using RenderTask to render pdf file but the master page information lost. Steps to reproduce: 1. Generate attached case1.rptdesign to report document 2. Using RenderTask to render report document to pdf file. Expected result: Master Page contents show in pdf file. Actual result: In generated pdf file, I saw "NO DATA FOUND!!!" instead of master page contents
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/executor/ReportItemExecutor.java
{
		if ( content != null )
		{
			InstanceID iid = content.getInstanceID( );
			String tocLabel = content.getTOC( );
			if ( tocLabel != null && iid != null )
			{
				String tocId = iid.toString( );
				String bookmark = content.getBookmark( );
				if ( bookmark == null )
				{
					bookmark = "TOC_" + tocId;
				}
				tocBuilder.startEntry( tocId, tocLabel, bookmark );
				return;
			}
		}
		tocBuilder.startEntry( );	
	}
	/**
	 * finishes a TOC entry, mostly used for non-leaf TOC entry, which can not be
	 * closed until its children have been written. 
	 * 
	 * @param content report item content object
	 */
	protected void finishTOCEntry( )
	{
		tocBuilder.closeEntry( );
	}
}