Bug 179676 [regression]Error when report has chart in master page[05]
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/internal/executor/doc/ReportPageReader.java
* does the output should keep the pagination.
	 * 
	 * For some emitter, it will has its own pagination, so the report page
	 * reader only read out the page content and merge the contente together.
	 * The emitter will re-paginate the content again. Such as output PDF using
	 * HTML paginhints.
	 * 
	 * Some emitter in the otherside, will use the same pagination with the page
	 * hint. For those emitter, the output will include the master pages. such
	 * as output HTML with the HTML emitter.
	 * 
	 * @param context
	 *            context used to read the report.
	 * @param pages
	 *            page list
	 * @param keepPaginate
	 *            should the output keep pagianted.
	 */
	public ReportPageReader( ExecutionContext context, List pages,
			int paginationType )
	{
		super( context );
		outputPages.addAll( pages );
		this.paginationType = paginationType;
		if ( paginationType == IReportContentLoader.SINGLE_PAGE )
		{
			nextPage = 1;
		}
	}
	protected void openReaders( ) throws IOException