Unused import

An import unsued

core/src/main/java/org/springframework/security/authentication/AnonymousAuthenticationProvider.java

@@ -15,7 +15,6 @@
 
 package org.springframework.security.authentication;
 
-import org.springframework.beans.factory.InitializingBean;
 import org.springframework.context.MessageSource;
 import org.springframework.context.MessageSourceAware;
 import org.springframework.context.support.MessageSourceAccessor;