Bug 119817 properities using percentage dimension as value don't work in BIRT PDF Emitter.
Description: properities using percentage dimension as value don't work in BIRT PDF Emitter. Steps to reproduce: 1. Set percentage value to Margin/Padding 2. Preview Expected result: Percentage values work. Actual result: No effects.
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/layout/pdf/PDFPageLM.java
context.setMaxHeight( page.getRoot( ).getHeight( ) );
		context.setMaxWidth( page.getRoot( ).getWidth( ) );
		layoutHeader( );
		layoutFooter( );
		updateBodySize( page );
		context.setMaxHeight( page.getBody( ).getHeight( ) );
		context.setMaxWidth( page.getBody( ).getWidth( ) );
		setMaxAvaWidth( context.getMaxWidth( ) );
		setMaxAvaHeight( context.getMaxHeight( ) );
		setCurrentIP( 0 );
		setCurrentBP( 0 );
	}
	/**
	 * support body auto resize, remove invalid header and footer
	 * 
	 * @param page
	 */
	protected void updateBodySize( PageArea page )
	{
		IContainerArea header = page.getHeader( );
		ContainerArea footer = (ContainerArea) page.getFooter( );
		ContainerArea body = (ContainerArea) page.getBody( );
		ContainerArea root = (ContainerArea) page.getRoot( );
		if ( header != null && header.getHeight( ) >= root.getHeight( ) )
		{
			page.removeHeader( );
			header = null;
		}
		if ( footer != null && footer.getHeight( ) >= root.getHeight( ) )
		{