Calculate the correct target platform for Android.

Calculate the correct target platform for Android.

The android-chrome-shell browser is an upstream browser, so should
be using a target platform of 'android' not 'android-chrome'.

BUG=394324
NOTRY=true

Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=283567

[prasadv, 2014-07-16 16:21:09]

The CQ bit was checked by prasadv@chromium.org

[prasadv, 2014-07-16 16:21:13]

The CQ bit was unchecked by prasadv@chromium.org

[prasadv, 2014-07-16 16:21:21]

lgtm

[prasadv, 2014-07-16 16:21:47]

The CQ bit was checked by prasadv@chromium.org

[commit-bot: I haz the power, 2014-07-16 16:24:14]

CQ is trying da patch. Follow status at
 https://chromium-status.appspot.com/cq/aberent@chromium.org/392323002/1

[commit-bot: I haz the power, 2014-07-16 18:15:18]

FYI, CQ is re-trying this CL (attempt #1).
The failing builders are:
  android_dbg_triggered_tests on tryserver.chromium
(http://build.chromium.org/p/tryserver.chromium/builders/android_dbg_triggered...)

[commit-bot: I haz the power, 2014-07-16 19:00:12]

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

[commit-bot: I haz the power, 2014-07-16 19:00:12]

Try jobs failed on following builders:
  android_dbg_triggered_tests on tryserver.chromium
(http://build.chromium.org/p/tryserver.chromium/builders/android_dbg_triggered...)

[prasadv, 2014-07-16 22:46:30]

The CQ bit was checked by prasadv@chromium.org

[commit-bot: I haz the power, 2014-07-16 22:50:03]

CQ is trying da patch. Follow status at
 https://chromium-status.appspot.com/cq/aberent@chromium.org/392323002/1

[commit-bot: I haz the power, 2014-07-16 23:16:36]

Change committed as 283567