Drop support for buildtools/linux32 in the GN wrapper.

Drop support for buildtools/linux32 in the GN wrapper.

Since we no longer have a 32-bit Linux GN binary, we shouldn't
try to point to one in the gn.py wrapper; this was hiding a
bug on one of the NaCl bots.

R=brettw@chromium.org
BUG=

Committed: http://src.chromium.org/viewvc/chrome?view=rev&revision=295520

[brettw, 2015-06-03 22:06:37]

lgtm

[Dirk Pranke, 2015-06-03 22:09:07]

The CQ bit was checked by dpranke@chromium.org

[commit-bot: I haz the power, 2015-06-03 22:09:40]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1152163008/1

[commit-bot: I haz the power, 2015-06-03 22:13:12]

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

[commit-bot: I haz the power, 2015-06-03 22:13:15]

Presubmit check for 1152163008-1 failed and returned exit status 1.

Running presubmit commit checks ...
Looking up path
/b/infra_internal/commit_queue/workdir/depot_tools/testing_support/google_appengine
Didn't find an SDK
New version is 1.9.21
Fetching
https://storage.googleapis.com/appengine-sdks/featured/google_appengine_1.9.2...
Extracting into
/b/infra_internal/commit_queue/workdir/depot_tools/testing_support/google_appengine
Extracted 14455 files
Initialized empty Git repository in
/b/infra_internal/commit_queue/workdir/depot_tools/testing_support/_rietveld/.git/
Updating origin
From https://chromium.googlesource.com/infra/infra
 * [new branch]      deployed   -> origin/deployed
 * [new branch]      infra/config -> origin/infra/config
 * [new branch]      master     -> origin/master
From https://chromium.googlesource.com/infra/infra
 * branch            master     -> FETCH_HEAD
Checking out rietveld...
Running save-description-on-failure.sh
Running push-basic.sh
Running upstream.sh
Running submit-from-new-dir.sh
Running abandon.sh
Running submodule-merge-test.sh
Running upload-local-tracking-branch.sh
Running hooks.sh
Running post-dcommit-hook-test.sh
Running upload-stale.sh
Running patch.sh
Running basic.sh

** Presubmit ERRORS **
push-basic.sh failed
Command /b/infra_internal/commit_queue/workdir/depot_tools/tests/push-basic.sh
returned non-zero exit status 1 in
/b/infra_internal/commit_queue/workdir/depot_tools/tests
Setting up test upstream git repo...
Setting up test git repo...
TESTING: git-cl upload wants a server
TESTING: git-cl status has no issue
TESTING: upload succeeds (needs a server running on localhost)
TESTING: git-cl status now knows the issue
  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed

  0     0    0     0    0     0      0      0 --:--:-- --:--:-- --:--:--    
0
100    77    0     0  100    77      0    271 --:--:-- --:--:-- --:--:--   273
TESTING: Base URL contains branch name
FAILURE: Base URL contains branch name


Presubmit checks took 201.6s to calculate.

[Dirk Pranke, 2015-06-03 22:23:51]

The CQ bit was checked by dpranke@chromium.org

[commit-bot: I haz the power, 2015-06-03 22:24:13]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1152163008/1

[commit-bot: I haz the power, 2015-06-03 22:27:11]

Committed patchset #1 (id:1) as
http://src.chromium.org/viewvc/chrome?view=rev&revision=295520