Note about symbolic linking from "out" to "out_android"

Note about symbolic linking from "out" to "out_android"

Android instrumentation tests require CHROMIUM_OUT_DIR environment
variable even if "out" is a symbolic link to "out_android".

BUG=NONE

Committed: https://crrev.com/edd69104f223fd164262adfd01190942ee827172
Cr-Commit-Position: refs/heads/master@{#350067}

[please use gerrit instead, 2015-09-21 23:30:02]

rouslan@chromium.org changed reviewers:
+ aurimas@chromium.org

[please use gerrit instead, 2015-09-21 23:30:03]

Aurimas, PTAL.

Let me know if you're not the best reviewer for these docs.

[aurimas (slooooooooow), 2015-09-21 23:35:54]

lgtm

[please use gerrit instead, 2015-09-21 23:36:05]

The CQ bit was checked by rouslan@chromium.org

[commit-bot: I haz the power, 2015-09-21 23:37:29]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1348323004/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1348323004/1

[commit-bot: I haz the power, 2015-09-21 23:54:59]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-09-21 23:55:52]

Patchset 1 (id:??) landed as
https://crrev.com/edd69104f223fd164262adfd01190942ee827172
Cr-Commit-Position: refs/heads/master@{#350067}