hg: jdk9/sandbox/langtools: 8151141: Sjavac fails to fork server on Windows

[chris.hegarty at oracle.com]

Changeset: 178ce5786775
Author:    alundblad
Date:      2016-03-03 15:53 +0100
URL:       http://hg.openjdk.java.net/jdk9/sandbox/langtools/rev/178ce5786775

8151141: Sjavac fails to fork server on Windows
Summary: Reverted changeset 3269:20c4b78bf457.
Reviewed-by: jlahoda

! src/jdk.compiler/share/classes/com/sun/tools/sjavac/client/SjavacClient.java
! src/jdk.compiler/share/classes/com/sun/tools/sjavac/server/PortFile.java