hg: jdk/sandbox: 8208362: (bf) Long chains created by direct Buffer::slice

[chris.hegarty at oracle.com]

Changeset: 60f9b6b5ad86
Author:    fweimer
Date:      2018-08-06 14:55 -0700
URL:       http://hg.openjdk.java.net/jdk/sandbox/rev/60f9b6b5ad86

8208362: (bf) Long chains created by direct Buffer::slice
Reviewed-by: mr, psandoz, alanb

! src/java.base/share/classes/java/nio/Direct-X-Buffer.java.template
+ test/jdk/java/nio/Buffer/ReachabilityTest.java