Allow enable_topchrome_md to be overridden in gn build

Allow enable_topchrome_md to be overridden in gn build

BUG=

Committed: https://crrev.com/9ba45bad02629185e58b93e0ae7613a95d9f6662
Cr-Commit-Position: refs/heads/master@{#368298}

[Tomasz Moniuszko, 2016-01-05 09:42:39]

tmoniuszko@opera.com changed reviewers:
+ brettw@chromium.org

[brettw, 2016-01-05 20:09:25]

lgtm

https://codereview.chromium.org/1558123002/diff/1/build/config/ui.gni
File build/config/ui.gni (right):

https://codereview.chromium.org/1558123002/diff/1/build/config/ui.gni#newcode50
build/config/ui.gni:50: enable_topchrome_md = is_chromeos || is_win || is_linux
Can you provide documentation for this flag? i.e. what is "md" and what does
topchrome cover.

[Tomasz Moniuszko, 2016-01-07 11:11:21]

On 2016/01/05 20:09:25, brettw wrote:
> Can you provide documentation for this flag? i.e. what is "md" and what does
> topchrome cover.

Done. Do you think doc from Patch Set 2 is sufficient?

[brettw, 2016-01-07 18:52:55]

seems fine. still lgtm

[Tomasz Moniuszko, 2016-01-08 08:10:06]

The CQ bit was checked by tmoniuszko@opera.com

[commit-bot: I haz the power, 2016-01-08 08:10:12]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1558123002/20001
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1558123002/20001

[commit-bot: I haz the power, 2016-01-08 08:48:12]

Committed patchset #2 (id:20001)

[commit-bot: I haz the power, 2016-01-08 08:49:18]

Description was changed from

==========
Allow enable_topchrome_md to be overridden in gn build

BUG=
==========

to

==========
Allow enable_topchrome_md to be overridden in gn build

BUG=

Committed: https://crrev.com/9ba45bad02629185e58b93e0ae7613a95d9f6662
Cr-Commit-Position: refs/heads/master@{#368298}
==========

[commit-bot: I haz the power, 2016-01-08 08:49:18]

Patchset 2 (id:??) landed as
https://crrev.com/9ba45bad02629185e58b93e0ae7613a95d9f6662
Cr-Commit-Position: refs/heads/master@{#368298}