hg: amber/amber/hotspot: Fix build failure on linux for uninitialized variable.

[paul.sandoz at oracle.com]

Changeset: ff5f653aae0a
Author:    jrose
Date:      2017-08-22 10:17 -0700
URL:       http://hg.openjdk.java.net/amber/amber/hotspot/rev/ff5f653aae0a

Fix build failure on linux for uninitialized variable.
Fix HS crash for recursive condy (in such cases HS push is required
to induce stack overflow in Java).

! src/share/vm/classfile/verifier.cpp
! src/share/vm/oops/constantPool.cpp