WW-5511 Removes deprecated addCspHeaders method

core/src/main/java/org/apache/struts2/interceptor/csp/CspSettings.java

@@ -45,11 +45,10 @@ public interface CspSettings {
     String CSP_REPORT_TYPE = "application/csp-report";
 
     /**
-     * @deprecated use {@link #addCspHeaders(HttpServletRequest, HttpServletResponse)} instead
+     * Adds CSP related headers to response based on request state (e.g., if session has been created)
+     * 
+     * @since Struts 6.0.3
      */
-    @Deprecated
-    void addCspHeaders(HttpServletResponse response);
-
     void addCspHeaders(HttpServletRequest request, HttpServletResponse response);
 
     /**

core/src/main/java/org/apache/struts2/interceptor/csp/DefaultCspSettings.java

@@ -52,11 +52,6 @@ public class DefaultCspSettings implements CspSettings {
     // default to reporting mode
     protected String cspHeader = CSP_REPORT_HEADER;
 
-    @Override
-    public void addCspHeaders(HttpServletResponse response) {
-        throw new UnsupportedOperationException("Unsupported implementation, use #addCspHeaders(HttpServletRequest request, HttpServletResponse response)");
-    }
-
     @Override
     public void addCspHeaders(HttpServletRequest request, HttpServletResponse response) {
         if (isSessionActive(request)) {