hg: jigsaw/jake/hotspot: Fix open build problem.

[harold . seigel]

Changeset: 23944543f258
Author:    hseigel
Date:      2016-03-15 11:37 -0400
URL:       http://hg.openjdk.java.net/jigsaw/jake/hotspot/rev/23944543f258

Fix open build problem.

! src/share/vm/trace/traceBackend.cpp