Bug 155943 "Restore Properties" is always enabled for extended chart
Steps to reproduce: 1.New a report, includes a library, extends lib.chart 2.Choose the chart Expected result: "Restore Properties" is disabled untill set/change any local properties for the chart Actual result: "Restore Properties" is always enabled
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/writer/ModuleWriter.java
super.visitRow( obj );
		property( obj, TableRow.HEIGHT_PROP );
		property( obj, TableRow.BOOKMARK_PROP );
		property( obj, TableRow.SUPPRESS_DUPLICATES_PROP );
		property( obj, TableRow.EVENT_HANDLER_CLASS_PROP );
		property( obj, TableRow.ON_PREPARE_METHOD );
		property( obj, TableRow.ON_CREATE_METHOD );
		property( obj, TableRow.ON_RENDER_METHOD );
		
		writeUserPropertyDefns( obj );
		writeUserPropertyValues( obj );
		writeStyle( obj );
		writeStructureList( obj, TableRow.VISIBILITY_PROP );
		writeContents( obj, TableRow.CONTENT_SLOT, null );
		writer.endElement( );
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.birt.report.model.design.elements.DesignVisitor#visitCell(org.eclipse.birt.report.model.design.elements.Cell)
	 */
	public void visitCell( Cell obj )
	{
		writer.startElement( DesignSchemaConstants.CELL_TAG );
		writer.attribute( DesignSchemaConstants.ID_ATTRIB, new Long( obj
				.getID( ) ).toString( ) );
		attribute( obj, DesignSchemaConstants.VIEW_ACTION_ATTRIB,
				DesignElement.VIEW_ACTION_PROP );
		super.visitCell( obj );
		property( obj, Cell.COLUMN_PROP );