Bug 120317 Set "dimension" property to 3D in "properties" view, error appears in layout editor.
Description: Set "dimension" property to 3D in "properties" view, error appears in layout editor. Steps to reproduce: 1. Add a 2D chart in property editor. 2. Set its dimension property to "three-dimension" in properties view. 3. Error appears in chart.
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/api/extension/IReportItem.java
{
	/**
	 * Serializes the model given the property name. The property is visible to
	 * BIRT and its type is
	 * {@link org.eclipse.birt.report.model.metadata.XMLPropertyType}. The
	 * serialized data must be Unicode text. XML is preferred, but any text
	 * format is legal. If the model is binary, then one solution is to