hg: jdk7/tl/jdk: 6820606: keytool can generate serialno more randomly

[weijun.wang at sun.com]

Changeset: 74fe20f0e49b
Author:    weijun
Date:      2009-03-23 17:05 +0800
URL:       http://hg.openjdk.java.net/jdk7/tl/jdk/rev/74fe20f0e49b

6820606: keytool can generate serialno more randomly
Reviewed-by: xuelei

! src/share/classes/sun/security/tools/KeyTool.java
! src/share/classes/sun/security/x509/CertAndKeyGen.java