remove redundant code, we are already comparing a==b at the start of the

method

h2/src/main/org/h2/mvstore/db/ValueDataType.java

@@ -12,7 +12,6 @@ import java.sql.ResultSet;
 import java.sql.ResultSetMetaData;
 import java.sql.SQLException;
 import java.util.Arrays;
-
 import org.h2.api.ErrorCode;
 import org.h2.message.DbException;
 import org.h2.mvstore.DataUtils;
@@ -133,20 +132,13 @@ public class ValueDataType implements DataType {
         if (aNull || bNull) {
             return SortOrder.compareNull(aNull, sortType);
         }
-        int comp = compareTypeSafe(a, b);
+        int comp = a.compareTypeSafe(b, compareMode);
         if ((sortType & SortOrder.DESCENDING) != 0) {
             comp = -comp;
         }
         return comp;
     }
 
-    private int compareTypeSafe(Value a, Value b) {
-        if (a == b) {
-            return 0;
-        }
-        return a.compareTypeSafe(b, compareMode);
-    }
-
     @Override
     public int getMemory(Object obj) {
         if (obj instanceof SpatialKey) {