Re-enable TouchActionTest.Pan on Android.

Re-enable TouchActionTest.Pan on Android.

With the fix of 411038 in (https://codereview.chromium.org/1162083003).
Re-enable the failing test on Android Nexus 5.

BUG=412145
TEST=build/android/test_runner.py gtest --debug -s webkit_unit_tests \
     --num_retries=0 --gtest-filter=TouchActionTest.Pan

Committed: https://crrev.com/d21062b6325cd91effe187dd7a9aa87be3f599bc
Cr-Commit-Position: refs/heads/master@{#333072}

[dtapuska, 2015-06-03 17:09:58]

dtapuska@chromium.org changed reviewers:
+ rbyers@chromium.org

[Rick Byers, 2015-06-03 18:25:27]

LGTM, thanks!

[dtapuska, 2015-06-05 14:34:11]

The CQ bit was checked by dtapuska@chromium.org

[commit-bot: I haz the power, 2015-06-05 14:35:02]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1156373015/1

[commit-bot: I haz the power, 2015-06-05 14:42:00]

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

[commit-bot: I haz the power, 2015-06-05 14:42:01]

Try jobs failed on following builders:
  ios_dbg_simulator_ninja on tryserver.chromium.mac (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.mac/builders/ios_dbg_simulator...)
  ios_rel_device_ninja on tryserver.chromium.mac (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.mac/builders/ios_rel_device_ni...)

[dtapuska, 2015-06-05 15:55:13]

The CQ bit was checked by dtapuska@chromium.org

[commit-bot: I haz the power, 2015-06-05 15:55:38]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1156373015/1

[commit-bot: I haz the power, 2015-06-05 16:56:14]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-06-05 16:57:01]

Patchset 1 (id:??) landed as
https://crrev.com/d21062b6325cd91effe187dd7a9aa87be3f599bc
Cr-Commit-Position: refs/heads/master@{#333072}