package com.byteowls.vaadin.chartjs;

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

public class ChartJsState extends JavaScriptComponentState {

    private static final long serialVersionUID = 542472889885500321L;
    
    public boolean loggingEnabled;
    public JsonValue configurationJson;

}

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;

}

--- 
+++ 
@@ -5,8 +5,8 @@
 
 public class ChartJsState extends JavaScriptComponentState {
 
-    public float width;
-    public float height;
+    private static final long serialVersionUID = 542472889885500321L;
+    
     public boolean loggingEnabled;
     public JsonValue configurationJson;
 
Remove redunant height and width members. using the inheritated ones
