Remove outdated references to ContextLoaderServlet

Issue: SPR-7725
(cherry picked from commit b45d08f)

spring-orm/src/main/java/org/springframework/orm/hibernate3/support/OpenSessionInViewFilter.java

@@ -78,9 +78,7 @@ import org.springframework.web.filter.OncePerRequestFilter;
  *
  * <p>Looks up the SessionFactory in Spring's root web application context.
  * Supports a "sessionFactoryBeanName" filter init-param in {@code web.xml};
- * the default bean name is "sessionFactory". Looks up the SessionFactory on each
- * request, to avoid initialization order issues (when using ContextLoaderServlet,
- * the root application context will get initialized <i>after</i> this filter).
+ * the default bean name is "sessionFactory".
  *
  * @author Juergen Hoeller
  * @since 1.2

spring-orm/src/main/java/org/springframework/orm/jdo/support/OpenPersistenceManagerInViewFilter.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2013 the original author or authors.
+ * Copyright 2002-2014 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.
@@ -45,9 +45,7 @@ import org.springframework.web.filter.OncePerRequestFilter;
  *
  * <p>Looks up the PersistenceManagerFactory in Spring's root web application context.
  * Supports a "persistenceManagerFactoryBeanName" filter init-param in {@code web.xml};
- * the default bean name is "persistenceManagerFactory". Looks up the PersistenceManagerFactory
- * on each request, to avoid initialization order issues (when using ContextLoaderServlet,
- * the root application context will get initialized <i>after</i> this filter).
+ * the default bean name is "persistenceManagerFactory".
  *
  * @author Juergen Hoeller
  * @since 1.1