Bug 206603 Table column is not rendered in pdf if its width is set in ems
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/layout/pdf/PDFAbstractLM.java
{
			return executor.getNextChild( );
		}
		public boolean hasNextChild( )
		{
			return executor.hasNextChild( );
		}
	}
	protected boolean checkAvailableSpace( )
	{
		if ( parent != null )
		{
			int leftHeight =  parent.getCurrentMaxContentHeight( ) ;
			if ( leftHeight < Math.max( PDFConstants.MIN_LAYOUT_HEIGHT,
					specifiedHeight ) )
			{
				context.setAutoPageBreak( true );
				return true;
			}
		}
		return false;
	}
	protected void removeBoxProperty( IStyle style )
	{
		removePadding( style );
		removeBorder( style );
		removeMargin( style );
	}
	protected void removePadding( IStyle style )
	{