Introduce public defineClass variant for SmartClassLoader implementations

Closes gh-26403

spring-context/src/main/java/org/springframework/context/support/ContextTypeMatchClassLoader.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2018 the original author or authors.
+ * Copyright 2002-2021 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.
@@ -17,6 +17,7 @@
 package org.springframework.context.support;
 
 import java.lang.reflect.Method;
+import java.security.ProtectionDomain;
 import java.util.Map;
 import java.util.concurrent.ConcurrentHashMap;
 
@@ -74,6 +75,11 @@ class ContextTypeMatchClassLoader extends DecoratingClassLoader implements Smart
 		return (clazz.getClassLoader() instanceof ContextOverridingClassLoader);
 	}
 
+	@Override
+	public Class<?> publicDefineClass(String name, byte[] b, @Nullable ProtectionDomain protectionDomain) {
+		return defineClass(name, b, 0, b.length, protectionDomain);
+	}
+
 
 	/**
 	 * ClassLoader to be created for each loaded class.