Bug 179664 [Automation]CustomXML can't be set on chart[00]
Details; [Automation]CustomXML can't be set on chart[00] Step: 1.Add a chart 2.Open the properties tab and input some word in customXML Actual result: Nothing is set in customXML, when I click the enter, the customXML will come be blank.
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/extension/PeerExtensibilityProvider.java
* @return the extension element
	 */
	public IReportItem getExtensionElement( )
	{
		return reportItem;
	}
	/**
	 * Gets the script definition of this extended element.
	 * 
	 * @return the script definition
	 */
	public IPropertyDefinition getScriptPropertyDefinition( )
	{
		if ( reportItem != null )
			return reportItem.getScriptPropertyDefinition( );
		return null;
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.birt.report.model.extension.ExtensibilityProvider#hasLocalPropertyValues()
	 */
	public boolean hasLocalPropertyValues( )
	{
		if ( !extensionPropValues.isEmpty( ) || reportItem != null )
			return true;
		return false;
	}
}