package com.byteowls.vaadin.chartjs;

import com.vaadin.shared.ui.JavaScriptComponentState;
import elemental.json.JsonValue;

public class ChartJsState extends JavaScriptComponentState {

    public float width;
    public float height;
    public boolean loggingEnabled;
    public JsonValue configurationJson;

}

@@ -190,51 +190,77 @@
    p
-ublic float width;%0A    public float height;
+rivate static final long serialVersionUID = 542472889885500321L;%0A    
 %0A   

Remove redunant height and width members. using the inheritated ones