Merge pull request ibmruntimes#795 from KostasTsiounis/remove_copyrights

Remove unnecessary changes to EC key implementations

Author: keithc-ca

src/java.base/share/classes/sun/security/ec/ECPrivateKeyImpl.java

@@ -23,12 +23,6 @@
  * questions.
  */
 
-/*
- * ===========================================================================
- * (c) Copyright IBM Corp. 2022, 2024 All Rights Reserved
- * ===========================================================================
- */
-
 package sun.security.ec;
 
 import java.io.IOException;
@@ -41,8 +35,6 @@
 import java.security.spec.*;
 import java.util.Arrays;
 
-import jdk.crypto.jniprovider.NativeCrypto;
-
 import sun.security.ec.point.AffinePoint;
 import sun.security.ec.point.MutablePoint;
 import sun.security.util.*;
@@ -76,7 +68,6 @@ public final class ECPrivateKeyImpl extends PKCS8Key implements ECPrivateKey {
 
     @java.io.Serial
     private static final long serialVersionUID = 88695385615075129L;
-    private static NativeCrypto nativeCrypto;
 
     private BigInteger s;       // private value
     private byte[] arrayS;      // private value as a little-endian array

src/java.base/share/classes/sun/security/ec/ECPublicKeyImpl.java

@@ -23,25 +23,16 @@
  * questions.
  */
 
-/*
- * ===========================================================================
- * (c) Copyright IBM Corp. 2022, 2024 All Rights Reserved
- * ===========================================================================
- */
-
 package sun.security.ec;
 
 import java.io.IOException;
-import java.math.BigInteger;
 
 import java.io.InvalidObjectException;
 import java.io.ObjectInputStream;
 import java.security.*;
 import java.security.interfaces.*;
 import java.security.spec.*;
 
-import jdk.crypto.jniprovider.NativeCrypto;
-
 import sun.security.util.BitArray;
 import sun.security.util.ECParameters;
 import sun.security.util.ECUtil;
@@ -58,7 +49,6 @@ public final class ECPublicKeyImpl extends X509Key implements ECPublicKey {
 
     @java.io.Serial
     private static final long serialVersionUID = -2462037275160462289L;
-    private static NativeCrypto nativeCrypto;
 
     @SuppressWarnings("serial") // Type of field is not
                                 // Serializable;see writeReplace
@@ -152,4 +142,4 @@ private void readObject(ObjectInputStream stream)
         throw new InvalidObjectException(
                 "ECPublicKeyImpl keys are not directly deserializable");
     }
-}
+}