Bug 176450 Support link to CSS Feature(Model Part)
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/elements/ReportDesign.java
* (non-Javadoc)
	 * 
	 * @see org.eclipse.birt.report.model.core.DesignElement#getHandle(org.eclipse.birt.report.model.elements.ReportDesign)
	 */
	public DesignElementHandle getHandle( Module module )
	{
		return handle( );
	}
	/**
	 * Returns an API handle for this element.
	 * 
	 * @return an API handle for this element
	 */
	public ReportDesignHandle handle( )
	{
		if ( handle == null )
		{
			handle = new ReportDesignHandle( this );
		}
		return (ReportDesignHandle) handle;
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.birt.report.model.core.DesignElement#getIntrinsicProperty(java.lang.String)
	 */
	/**
	 * Finds an include script by the file name.
	 * 
	 * @param fileName