Remove old references to cpu_arch, os from GN files.

Remove old references to cpu_arch, os from GN files.

Now that os and cpu_arch are no longer needed or used anywhere.

R=brettw@chromium.org, rockot@chromium.org
BUG=344767
CQ_EXTRA_TRYBOTS=tryserver.chromium.linux:android_chromium_gn_compile_dbg,android_chromium_gn_compile_rel;tryserver.chromium.win:win8_chromium_gn_rel,win8_chromium_gn_dbg;tryserver.chromium.mac:mac_chromium_gn_rel,mac_chromium_gn_dbg

Committed: https://crrev.com/c329085593402937717484c073086cb1c904f37b
Cr-Commit-Position: refs/heads/master@{#322499}

[Dirk Pranke, 2015-03-18 20:35:41]

dpranke@chromium.org changed reviewers:
+ rockot@chromium.org

[Dirk Pranke, 2015-03-18 20:36:28]

https://codereview.chromium.org/1017273002/diff/1/third_party/mojo/src/mojo/p...
File third_party/mojo/src/mojo/public/mojo_application.gni (right):

https://codereview.chromium.org/1017273002/diff/1/third_party/mojo/src/mojo/p...
third_party/mojo/src/mojo/public/mojo_application.gni:158: output =
"${base_target_name}_${current_cpu}.nexe.mojo"
I think this probably needs to be fixed upstream in the mojo repo and rolled in.
Ken, can you confirm?

[Dirk Pranke, 2015-03-18 20:54:32]

https://codereview.chromium.org/1017273002/diff/1/third_party/mojo/src/mojo/p...
File third_party/mojo/src/mojo/public/mojo_application.gni (right):

https://codereview.chromium.org/1017273002/diff/1/third_party/mojo/src/mojo/p...
third_party/mojo/src/mojo/public/mojo_application.gni:158: output =
"${base_target_name}_${current_cpu}.nexe.mojo"
On 2015/03/18 20:36:27, Dirk Pranke wrote:
> I think this probably needs to be fixed upstream in the mojo repo and rolled
in.
> Ken, can you confirm?

Actually, it looks like this has already been fixed in cc0e4f9d upstream. If
that rolls in first, I'll merge it and drop this edit.

[Ken Rockot(use gerrit already), 2015-03-18 20:58:28]

lgtm

https://codereview.chromium.org/1017273002/diff/1/third_party/mojo/src/mojo/p...
File third_party/mojo/src/mojo/public/mojo_application.gni (right):

https://codereview.chromium.org/1017273002/diff/1/third_party/mojo/src/mojo/p...
third_party/mojo/src/mojo/public/mojo_application.gni:158: output =
"${base_target_name}_${current_cpu}.nexe.mojo"
On 2015/03/18 20:54:32, Dirk Pranke wrote:
> On 2015/03/18 20:36:27, Dirk Pranke wrote:
> > I think this probably needs to be fixed upstream in the mojo repo and rolled
> in.
> > Ken, can you confirm?
> 
> Actually, it looks like this has already been fixed in cc0e4f9d upstream. If
> that rolls in first, I'll merge it and drop this edit.

Yep. Don't wait on the roll though, as I have a bit of fixing up to do before it
can land.

[Dirk Pranke, 2015-03-18 21:01:48]

The CQ bit was checked by dpranke@chromium.org

[commit-bot: I haz the power, 2015-03-18 21:02:26]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1017273002/1

[commit-bot: I haz the power, 2015-03-18 21:09:43]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2015-03-18 21:09:44]

Try jobs failed on following builders:
  win8_chromium_gn_dbg on tryserver.chromium.win (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.win/builders/win8_chromium_gn_...)

[brettw, 2015-03-18 22:22:46]

lgtm

[Dirk Pranke, 2015-03-19 01:41:01]

The CQ bit was checked by dpranke@chromium.org

[commit-bot: I haz the power, 2015-03-19 01:41:17]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1017273002/1

[Dirk Pranke, 2015-03-19 01:43:08]

The CQ bit was unchecked by dpranke@chromium.org

[Dirk Pranke, 2015-03-19 01:47:48]

The CQ bit was checked by dpranke@chromium.org

[commit-bot: I haz the power, 2015-03-19 01:48:37]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1017273002/1

[commit-bot: I haz the power, 2015-03-19 01:55:06]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2015-03-19 01:55:07]

Try jobs failed on following builders:
  android_chromium_gn_compile_rel on tryserver.chromium.linux (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.linux/builders/android_chromiu...)

[Dirk Pranke, 2015-03-26 21:52:10]

The CQ bit was checked by dpranke@chromium.org

[Dirk Pranke, 2015-03-26 21:52:11]

The patchset sent to the CQ was uploaded after l-g-t-m from rockot@chromium.org,
brettw@chromium.org
Link to the patchset: https://codereview.chromium.org/1017273002/#ps20001
(title: "merge to #322476")

[commit-bot: I haz the power, 2015-03-26 21:52:38]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1017273002/20001

[commit-bot: I haz the power, 2015-03-26 23:35:46]

Committed patchset #2 (id:20001)

[commit-bot: I haz the power, 2015-03-26 23:36:43]

Patchset 2 (id:??) landed as
https://crrev.com/c329085593402937717484c073086cb1c904f37b
Cr-Commit-Position: refs/heads/master@{#322499}