hg: build-infra/jdk7/langtools: Close handle to port file before deleting it. Otherwise delete will

[erik.joelsson at oracle.com]

Changeset: def470f0af05
Author:    erikj
Date:      2011-10-24 14:43 +0200
URL:       http://hg.openjdk.java.net/build-infra/jdk7/langtools/rev/def470f0af05

Close handle to port file before deleting it. Otherwise delete will
fail on windows.

! src/share/classes/com/sun/tools/javac/main/JavacServer.java