Remove unused imports

spring-aop/src/main/java/org/springframework/aop/support/AbstractRegexpMethodPointcut.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2009 the original author or authors.
+ * Copyright 2002-2012 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.
@@ -16,8 +16,6 @@
 
 package org.springframework.aop.support;
 
-import java.io.IOException;
-import java.io.ObjectInputStream;
 import java.io.Serializable;
 import java.lang.reflect.Method;
 import java.util.Arrays;

spring-aop/src/main/java/org/springframework/aop/support/AopUtils.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2010 the original author or authors.
+ * Copyright 2002-2012 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.
@@ -23,8 +23,6 @@ import java.util.HashSet;
 import java.util.LinkedList;
 import java.util.List;
 import java.util.Set;
-import java.util.regex.Matcher;
-import java.util.regex.Pattern;
 
 import org.springframework.aop.Advisor;
 import org.springframework.aop.AopInvocationException;