Remove use of --no-preserve=mode argument to 'cp'

Remove use of --no-preserve=mode argument to 'cp'

This is not supported on OSX and is currently breaking
the mac build.

Committed: https://chromium.googlesource.com/webports/+/75ab043eeece68bc7d8de05ba9afdd7a68ae6880

[Sam Clegg, 2016-01-07 19:56:22]

sbc@chromium.org changed reviewers:
+ binji@chromium.org

[Sam Clegg, 2016-01-07 19:56:31]

The CQ bit was checked by sbc@chromium.org to run a CQ dry run

[commit-bot: I haz the power, 2016-01-07 19:56:39]

Dry run: CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1563353002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1563353002/1

[binji, 2016-01-07 20:26:53]

lgtm

[Sam Clegg, 2016-01-07 20:33:41]

The CQ bit was unchecked by sbc@chromium.org

[Sam Clegg, 2016-01-07 20:33:45]

The CQ bit was checked by sbc@chromium.org

[commit-bot: I haz the power, 2016-01-07 20:33:46]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1563353002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1563353002/1

[commit-bot: I haz the power, 2016-01-08 00:35:29]

Description was changed from

==========
Remove use of --no-preserve=mode argument to 'cp'

This is not supported on OSX and is currently breaking
the mac build.
==========

to

==========
Remove use of --no-preserve=mode argument to 'cp'

This is not supported on OSX and is currently breaking
the mac build.

Committed:
https://chromium.googlesource.com/webports/+/75ab043eeece68bc7d8de05ba9afdd7a...
==========

[commit-bot: I haz the power, 2016-01-08 00:35:29]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/webports/+/75ab043eeece68bc7d8de05ba9afdd7a...