Revert of Remove obsolete refs to gyp-[mac|win]-tool

Revert of Remove obsolete refs to gyp-[mac|win]-tool (patchset #1 id:1 of https://codereview.chromium.org/2299973004/ )

Reason for revert:
http://crbug.com/643577 official.desktop.builder

Original issue's description:
> Remove obsolete refs to gyp-[mac|win]-tool
> 
> R=brettw@chromium.org
> BUG=642014
> 
> Committed: https://chromium.googlesource.com/chromium/tools/build/+/8b48b789b84eef6a433f3c8367f0dadbb04a5f00

TBR=brettw@chromium.org,dpranke@chromium.org
# Not skipping CQ checks because original CL landed more than 1 days ago.
BUG=642014
Committed: https://chromium.googlesource.com/chromium/tools/build/+/3fcd4ab5eab6c5a08c660da62614257fc768f302

[scottmg, 2016-09-06 17:31:05]

The CQ bit was checked by scottmg@chromium.org

[scottmg, 2016-09-06 17:31:06]

Created Revert of Remove obsolete refs to gyp-[mac|win]-tool

[commit-bot: I haz the power, 2016-09-06 17:31:08]

CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[commit-bot: I haz the power, 2016-09-06 17:35:20]

Description was changed from

==========
Revert of Remove obsolete refs to gyp-[mac|win]-tool (patchset #1 id:1 of
https://codereview.chromium.org/2299973004/ )

Reason for revert:
http://crbug.com/643577 official.desktop.builder

Original issue's description:
> Remove obsolete refs to gyp-[mac|win]-tool
> 
> R=brettw@chromium.org
> BUG=642014
> 
> Committed:
https://chromium.googlesource.com/chromium/tools/build/+/8b48b789b84eef6a433f...

TBR=brettw@chromium.org,dpranke@chromium.org
# Not skipping CQ checks because original CL landed more than 1 days ago.
BUG=642014
==========

to

==========
Revert of Remove obsolete refs to gyp-[mac|win]-tool (patchset #1 id:1 of
https://codereview.chromium.org/2299973004/ )

Reason for revert:
http://crbug.com/643577 official.desktop.builder

Original issue's description:
> Remove obsolete refs to gyp-[mac|win]-tool
> 
> R=brettw@chromium.org
> BUG=642014
> 
> Committed:
https://chromium.googlesource.com/chromium/tools/build/+/8b48b789b84eef6a433f...

TBR=brettw@chromium.org,dpranke@chromium.org
# Not skipping CQ checks because original CL landed more than 1 days ago.
BUG=642014

Committed:
https://chromium.googlesource.com/chromium/tools/build/+/3fcd4ab5eab6c5a08c66...
==========

[commit-bot: I haz the power, 2016-09-06 17:35:21]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/chromium/tools/build/+/3fcd4ab5eab6c5a08c66...

[brettw, 2016-09-06 18:16:01]

lgtm