hg: jdk10/sandbox/jdk: 8169080: Improve documentation examples for crypto applications

[chris.hegarty at oracle.com]

Changeset: a0f06aef9415
Author:    wetmore
Date:      2017-08-01 15:30 -0700
URL:       http://hg.openjdk.java.net/jdk10/sandbox/jdk/rev/a0f06aef9415

8169080: Improve documentation examples for crypto applications
Reviewed-by: mullan

! src/java.base/share/classes/java/security/MessageDigest.java
! src/java.base/share/classes/java/security/Signature.java
! src/java.base/share/classes/java/security/SignedObject.java
! src/java.base/share/classes/javax/crypto/Cipher.java
! src/java.base/share/classes/javax/crypto/CipherSpi.java
! src/java.base/share/classes/javax/crypto/Mac.java
! src/java.base/share/classes/javax/crypto/SealedObject.java