Reland of [Chromoting] Disable building 64bit chromoting.msi file. (patchset #1 id:1 of https://codereview.chromium.org/2088363002/ )

Reason for revert:
Try to reproduce the build break.

Original issue's description:
> Revert of [Chromoting] Disable building 64bit chromoting.msi file. (patchset #2 id:60001 of https://codereview.chromium.org/2073943002/ )
>
> Reason for revert:
> Breaks the build: https://bugs.chromium.org/p/chromium/issues/detail?id=622443
>
> Original issue's description:
> > [Chromoting] Disable building 64bit chromoting.msi file.
> >
> > A recent bug http://crbug.com/613001 has been reported by AJ, which is due to a
> > bad signing parameter we are using. It causes the 64 bit signed MSI file won't
> > be able to execute correctly in curtain mode.
> > Since we do not release 64bit msi, we should not spend time to build it.
> >
> > BUG=
> >
> > Committed: https://crrev.com/b4ed437b70ea66dc21fc7aaf856d9524e24a02b3
> > Cr-Commit-Position: refs/heads/master@{#401031}
>
> TBR=joedow@chromium.org,zijiehe@chromium.org
> # Not skipping CQ checks because original CL landed more than 1 days ago.
> BUG=
> NOTRY=true
>
> Committed: https://crrev.com/10868cf662bacfbb13b376c8baf3858ea7286528
> Cr-Commit-Position: refs/heads/master@{#401487}

TBR=joedow@chromium.org,dgozman@chromium.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=

Review-Url: https://codereview.chromium.org/2090873002
Cr-Commit-Position: refs/heads/master@{#402315}
2 files changed