Fix Android unit tests failing when using a GN output directory of foo/

Fix Android unit tests failing when using a GN output directory of foo/

As opposed to out/foo.

BUG=542171

[agrieve, 2015-10-14 15:06:59]

agrieve@chromium.org changed reviewers:
+ primiano@chromium.org

[agrieve, 2015-10-14 15:07:09]

On 2015/10/14 15:06:59, agrieve wrote:
> mailto:agrieve@chromium.org changed reviewers:
> + mailto:primiano@chromium.org

Turns out the fix was pretty easy

[agrieve, 2015-10-14 15:07:14]

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

[commit-bot: I haz the power, 2015-10-14 15:07:34]

Dry run: CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1401893003/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1401893003/1

[commit-bot: I haz the power, 2015-10-14 17:30:35]

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

[commit-bot: I haz the power, 2015-10-14 17:30:35]

Dry run: Try jobs failed on following builders:
  linux_android_rel_ng on tryserver.chromium.linux (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.linux/builders/linux_android_r...)

[Primiano Tucci (use gerrit), 2015-10-14 17:47:01]

primiano@chromium.org changed reviewers:
+ jbudorick@chromium.org

[Primiano Tucci (use gerrit), 2015-10-14 17:47:01]

Hmm not really familiar with this code. +jbudorick might be a better choice
here.

[jbudorick, 2015-10-14 17:56:30]

https://codereview.chromium.org/1401893003/diff/1/build/android/pylib/utils/i...
File build/android/pylib/utils/isolator.py (left):

https://codereview.chromium.org/1401893003/diff/1/build/android/pylib/utils/i...
build/android/pylib/utils/isolator.py:161:
os.path.relpath(os.path.join(constants.GetOutDirectory(), os.pardir),
Yeah, this will definitely break our GYP builds at least, hence the try job
failure.

[agrieve, 2015-10-14 17:57:49]

On 2015/10/14 17:56:30, jbudorick wrote:
>
https://codereview.chromium.org/1401893003/diff/1/build/android/pylib/utils/i...
> File build/android/pylib/utils/isolator.py (left):
> 
>
https://codereview.chromium.org/1401893003/diff/1/build/android/pylib/utils/i...
> build/android/pylib/utils/isolator.py:161:
> os.path.relpath(os.path.join(constants.GetOutDirectory(), os.pardir),
> Yeah, this will definitely break our GYP builds at least, hence the try job
> failure.

indeed. Abondoning.