Bug 122869 Drag a parameter from data explorer view into a table in library, a new parameter is created automatically.
Description:Drag a parameter from data explorer view into a table in library, a new parameter is created automatically. Steps to reproduce: 1. Add a cascading parameter and a table in a library file. 2. Drag a parameter from data explorer view into a table cell in layout editor. 3. Find that a new parameter was added in data explorer view automatically.
UI/org.eclipse.birt.report.designer.core/src/org/eclipse/birt/report/designer/util/DEUtil.java
*/
	public static int getFontSize( String fontSize )
	{
		if ( DesignChoiceConstants.FONT_SIZE_LARGER.equals( fontSize ) )
		{
			fontSize = DesignChoiceConstants.FONT_SIZE_LARGE;
		}
		else if ( DesignChoiceConstants.FONT_SIZE_SMALLER.equals( fontSize ) )
		{
			fontSize = DesignChoiceConstants.FONT_SIZE_SMALL;
		}
		else if ( fontSize == null )
		{
			fontSize = DesignChoiceConstants.FONT_SIZE_MEDIUM;
		}
		String rt = (String) DesignerConstants.fontMap.get( fontSize );
		if ( rt != null )
		{
			return Integer.parseInt( rt );
		}
		String[] sp = DEUtil.splitString( fontSize );
		if ( sp[0] != null && DEUtil.isValidNumber( sp[0] ) )
		{
			return (int) CSSUtil.convertToPoint( new DimensionValue( Double
					.parseDouble( sp[0] ), sp[1] ) );
		}
		return 10;
	}
	/**
	 * Get the handle's font size 's string value. if the font size is relative,