hg: jdk/jdk: 8204310: Simpler RandomAccessFile.setLength() on Windows

[ivan.gerasimov at oracle.com]

Changeset: 9f62267e79df
Author:    igerasim
Date:      2018-06-29 17:35 -0700
URL:       http://hg.openjdk.java.net/jdk/jdk/rev/9f62267e79df

8204310: Simpler RandomAccessFile.setLength() on Windows
Reviewed-by: alanb

! src/java.base/windows/native/libjava/io_util_md.c
! src/java.base/windows/native/libjava/io_util_md.h
! test/jdk/java/io/RandomAccessFile/SetLength.java
+ test/jdk/java/nio/channels/FileChannel/TruncateRAF.java