hg: build-infra/jdk8/jdk: Little cleanup on the THIS_FILE stuff.

[kelly.ohair at oracle.com]

Changeset: fc1c6084c6cd
Author:    ohair
Date:      2012-09-05 20:31 -0700
URL:       http://hg.openjdk.java.net/build-infra/jdk8/jdk/rev/fc1c6084c6cd

Little cleanup on the THIS_FILE stuff.

! make/common/Defs.gmk
! src/share/demo/jvmti/java_crw_demo/java_crw_demo.c