hg: jdk7/build/jdk: 6631003: Add hg tip changeset to build image

[kelly.ohair at oracle.com]

Changeset: dc63c52bc61f
Author:    ohair
Date:      2011-04-26 16:27 -0700
URL:       http://hg.openjdk.java.net/jdk7/build/jdk/rev/dc63c52bc61f

6631003: Add hg tip changeset to build image
Reviewed-by: mduigou

! .hgignore
! make/common/Release.gmk
! make/common/shared/Defs-utils.gmk
! make/common/shared/Defs.gmk