hg: jdk8/tl/jdk: 6263419: No way to clean the memory for a java.security.Key

[vincent.x.ryan at oracle.com]

Changeset: 8ee6d45348ba
Author:    vinnie
Date:      2013-01-22 23:32 +0000
URL:       http://hg.openjdk.java.net/jdk8/tl/jdk/rev/8ee6d45348ba

6263419: No way to clean the memory for a java.security.Key
Reviewed-by: mullan

! src/share/classes/java/security/PrivateKey.java
! src/share/classes/javax/crypto/SecretKey.java
! src/share/classes/javax/security/auth/Destroyable.java
+ test/javax/security/auth/Destroyable/KeyDestructionTest.java