8020310: JDK-6356530 broke the old build

Summary: Add serialVersionUID to AuthProvider and P11Key class.
Reviewed-by: xuelei

src/share/classes/java/security/AuthProvider.java

@@ -41,6 +41,8 @@ import javax.security.auth.callback.CallbackHandler;
  */
 public abstract class AuthProvider extends Provider {
 
+    private static final long serialVersionUID = 4197859053084546461L;
+
     /**
      * Constructs a provider with the specified name, version number,
      * and information.

src/share/classes/sun/security/pkcs11/P11Key.java

@@ -65,6 +65,8 @@ import sun.security.util.ECUtil;
  */
 abstract class P11Key implements Key, Length {
 
+    private static final long serialVersionUID = -2575874101938349339L;
+
     private final static String PUBLIC = "public";
     private final static String PRIVATE = "private";
     private final static String SECRET = "secret";