Polish remove unused code

Signed-off-by: DingHao <dh.hiekn@gmail.com>

config/src/main/java/org/springframework/security/config/annotation/web/configuration/WebSecurityConfiguration.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2022 the original author or authors.
+ * Copyright 2002-2025 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -22,7 +22,6 @@ import java.util.Map;
 
 import jakarta.servlet.Filter;
 
-import org.springframework.beans.factory.BeanClassLoaderAware;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.beans.factory.config.BeanFactoryPostProcessor;
 import org.springframework.beans.factory.config.ConfigurableListableBeanFactory;
@@ -65,20 +64,16 @@ import org.springframework.security.web.context.AbstractSecurityWebApplicationIn
  * @see WebSecurity
  */
 @Configuration(proxyBeanMethods = false)
-public class WebSecurityConfiguration implements ImportAware, BeanClassLoaderAware {
+public class WebSecurityConfiguration implements ImportAware {
 
 	private WebSecurity webSecurity;
 
 	private Boolean debugEnabled;
 
-	private List<SecurityConfigurer<Filter, WebSecurity>> webSecurityConfigurers;
-
 	private List<SecurityFilterChain> securityFilterChains = Collections.emptyList();
 
 	private List<WebSecurityCustomizer> webSecurityCustomizers = Collections.emptyList();
 
-	private ClassLoader beanClassLoader;
-
 	@Autowired(required = false)
 	private HttpSecurity httpSecurity;
 
@@ -164,7 +159,6 @@ public class WebSecurityConfiguration implements ImportAware, BeanClassLoaderAwa
 		for (SecurityConfigurer<Filter, WebSecurity> webSecurityConfigurer : webSecurityConfigurers) {
 			this.webSecurity.apply(webSecurityConfigurer);
 		}
-		this.webSecurityConfigurers = webSecurityConfigurers;
 	}
 
 	@Autowired(required = false)
@@ -193,11 +187,6 @@ public class WebSecurityConfiguration implements ImportAware, BeanClassLoaderAwa
 		}
 	}
 
-	@Override
-	public void setBeanClassLoader(ClassLoader classLoader) {
-		this.beanClassLoader = classLoader;
-	}
-
 	/**
 	 * A custom version of the Spring provided AnnotationAwareOrderComparator that uses
 	 * {@link AnnotationUtils#findAnnotation(Class, Class)} to look on super class