hg: jdk/sandbox: 3 new changesets

[magnus.ihse.bursie at oracle.com]

Changeset: e4dd0b16e4e8
Author:    ihse
Date:      2020-07-01 16:27 +0200
URL:       https://hg.openjdk.java.net/jdk/sandbox/rev/e4dd0b16e4e8

Rename toolchain_windows.m4 to toolchain_microsoft.m4

! make/autoconf/toolchain.m4
= make/autoconf/toolchain_microsoft.m4 < make/autoconf/toolchain_windows.m4

Changeset: 0b395253aa0e
Author:    ihse
Date:      2020-07-01 16:40 +0200
URL:       https://hg.openjdk.java.net/jdk/sandbox/rev/0b395253aa0e

Remove reference to util_windows

! make/autoconf/util.m4

Changeset: b6b77610f4da
Author:    ihse
Date:      2020-07-01 22:23 +0200
URL:       https://hg.openjdk.java.net/jdk/sandbox/rev/b6b77610f4da

Merge

! make/autoconf/toolchain_microsoft.m4