Delete obsolete constants

Author: sbrannen

spring-core/src/main/java/org/springframework/util/ObjectUtils.java

@@ -49,9 +49,6 @@
  */
 public abstract class ObjectUtils {
 
-	private static final int INITIAL_HASH = 7;
-	private static final int MULTIPLIER = 31;
-
 	private static final String EMPTY_STRING = "";
 	private static final String NULL_STRING = "null";
 	private static final String ARRAY_START = "{";