Delete unused imports and dead code in CGLIB fork

spring-core/src/main/java/org/springframework/cglib/beans/BulkBean.java

@@ -15,11 +15,7 @@
  */
 package org.springframework.cglib.beans;
 
-import java.lang.reflect.Constructor;
-import java.lang.reflect.Method;
-import java.lang.reflect.Modifier;
 import java.security.ProtectionDomain;
-import java.util.*;
 import org.springframework.cglib.core.*;
 import org.springframework.asm.ClassVisitor;
 

spring-core/src/main/java/org/springframework/cglib/beans/BulkBeanEmitter.java

@@ -15,10 +15,8 @@
  */
 package org.springframework.cglib.beans;
 
-import java.lang.reflect.Constructor;
 import java.lang.reflect.Method;
 import java.lang.reflect.Modifier;
-import java.util.*;
 import org.springframework.cglib.core.*;
 import org.springframework.asm.ClassVisitor;
 import org.springframework.asm.Type;

spring-core/src/main/java/org/springframework/cglib/beans/BulkBeanException.java

@@ -15,8 +15,6 @@
  */
 package org.springframework.cglib.beans;
 
-import org.springframework.cglib.core.CodeGenerationException;
-
 @SuppressWarnings({"rawtypes", "unchecked", "serial"})
 public class BulkBeanException extends RuntimeException
 {

spring-core/src/main/java/org/springframework/cglib/core/ReflectUtils.java

@@ -38,7 +38,6 @@ import java.util.List;
 import java.util.Map;
 import java.util.Set;
 
-import org.springframework.asm.Attribute;
 import org.springframework.asm.Type;
 
 /**
@@ -626,10 +625,6 @@ public class ReflectUtils {
 			public Type[] getExceptionTypes() {
 				return ReflectUtils.getExceptionTypes(member);
 			}
-
-			public Attribute getAttribute() {
-				return null;
-			}
 		};
 	}
 

spring-core/src/main/java/org/springframework/cglib/proxy/Enhancer.java

@@ -1247,7 +1247,6 @@ public class Enhancer extends AbstractClassGenerator {
 		se.invoke_constructor(THREAD_LOCAL, CSTRUCT_NULL);
 		se.putfield(THREAD_CALLBACKS_FIELD);
 
-		final Object[] state = new Object[1];
 		CallbackGenerator.Context context = new CallbackGenerator.Context() {
 			public ClassLoader getClassLoader() {
 				return Enhancer.this.getClassLoader();