Bug 142432 MasterPage from library can't be restored to modify
Details: MasterPage from library can't be restored to modify Step: 1.New a library named lib1, and insert a masterpage named lib-mp. 2.Publish the library into resource folder. 3.New a report design and use lib1. 4.Drop the lib-mp from library explorer into outline of report design. 5.Double click lib-mp, and switch to Property editro tab. 6.Click restore. Actual result: Pop up an error message and said that the master page cannot specify size the page type is not custom.
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/api/DesignElementHandle.java
*             If the property value cannot be converted from an integer, or
	 *             if the value of a choice is incorrect.
	 */
	public void setIntProperty( String propName, int value )
			throws SemanticException
	{
		setProperty( propName, new Integer( value ) );
	}
	/**
	 * Sets the value of a property to a string. Use this for properties such as
	 * expressions, labels, HTML, or XML. Also use it to set the value of a
	 * choice using the internal string name of the choice. Use it to set the
	 * value of a dimension when using specified units, such as "10pt".
	 * 
	 * @param propName
	 *            the property name
	 * @param value
	 *            the value to set
	 * @throws SemanticException
	 *             if the value of a choice or other property is incorrect.
	 */
	public void setStringProperty( String propName, String value )
			throws SemanticException
	{
		setProperty( propName, value );
	}
	/**
	 * Sets the value of a property to a double. When used for dimension
	 * properties, the units of the dimension are assumed to be in application
	 * units.