hg: jdk7u/jdk7u/hotspot: Added tag jdk7u4-b12 for changeset 87b4042571ef

[david . katleman]

Changeset: 963d912a0409
Author:    katleman
Date:      2012-02-16 13:01 -0800
URL:       http://hg.openjdk.java.net/jdk7u/jdk7u/hotspot/rev/963d912a0409

Added tag jdk7u4-b12 for changeset 87b4042571ef

! .hgtags