[Cronet] Add null-check to avoid crashing case where no tests are run

[Cronet] Add null-check to avoid crashing case where no tests are run

This can happen in testAndroidTestCaseSetupProperly(), see
https://d.android.com/reference/android/test/AndroidTestCase.html#testAndroidTestCaseSetupProperly()
which is an empty test case.  Chromium avoids this but other test systems don't.
Also, remove a redundant loadLibrary call.

R=xunjieli@chromium.org
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.android:android_cronet_tester

Review-Url: https://codereview.chromium.org/2909223004
Cr-Commit-Position: refs/heads/master@{#475743}
Committed: https://chromium.googlesource.com/chromium/src/+/7b8a2743d650598f5a326d4794cf04645fb7a232

[pauljensen, 2017-05-30 15:44:53]

Description was changed from

==========
[Cronet] Add null-check to avoid crashing case where no tests are run

This can happen in testAndroidTestCaseSetupProperly(), see
https://d.android.com/reference/android/test/AndroidTestCase.html#testAndroid...
which is an empty test case.  Chromium avoids this but other test systems don't.
Also, remove a redundant loadLibrary call.

R=xunjieli@chromium.org
==========

to

==========
[Cronet] Add null-check to avoid crashing case where no tests are run

This can happen in testAndroidTestCaseSetupProperly(), see
https://d.android.com/reference/android/test/AndroidTestCase.html#testAndroid...
which is an empty test case.  Chromium avoids this but other test systems don't.
Also, remove a redundant loadLibrary call.

R=xunjieli@chromium.org
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.android:android_cronet_tester
==========

[pauljensen, 2017-05-30 15:45:29]

Helen, PTAL, thank you!

[xunjieli, 2017-05-30 23:50:30]

lgtm

[pauljensen, 2017-05-31 00:23:55]

The CQ bit was checked by pauljensen@chromium.org

[commit-bot: I haz the power, 2017-05-31 00:24:44]

CQ is trying da patch.

Follow status at:
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[commit-bot: I haz the power, 2017-05-31 00:41:54]

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

[commit-bot: I haz the power, 2017-05-31 00:41:55]

Try jobs failed on following builders:
  chromium_presubmit on master.tryserver.chromium.linux (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.linux/builders/chromium_presub...)

[pauljensen, 2017-05-31 02:07:58]

The CQ bit was checked by pauljensen@chromium.org

[commit-bot: I haz the power, 2017-05-31 02:08:32]

CQ is trying da patch.

Follow status at:
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[commit-bot: I haz the power, 2017-05-31 02:14:11]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1496196478551270, "parent_rev":
"ebd6c13ecdd4e81224ed66fc60fd240cfaae2687", "commit_rev":
"7b8a2743d650598f5a326d4794cf04645fb7a232"}

[commit-bot: I haz the power, 2017-05-31 02:14:20]

Description was changed from

==========
[Cronet] Add null-check to avoid crashing case where no tests are run

This can happen in testAndroidTestCaseSetupProperly(), see
https://d.android.com/reference/android/test/AndroidTestCase.html#testAndroid...
which is an empty test case.  Chromium avoids this but other test systems don't.
Also, remove a redundant loadLibrary call.

R=xunjieli@chromium.org
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.android:android_cronet_tester
==========

to

==========
[Cronet] Add null-check to avoid crashing case where no tests are run

This can happen in testAndroidTestCaseSetupProperly(), see
https://d.android.com/reference/android/test/AndroidTestCase.html#testAndroid...
which is an empty test case.  Chromium avoids this but other test systems don't.
Also, remove a redundant loadLibrary call.

R=xunjieli@chromium.org
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.android:android_cronet_tester

Review-Url: https://codereview.chromium.org/2909223004
Cr-Commit-Position: refs/heads/master@{#475743}
Committed:
https://chromium.googlesource.com/chromium/src/+/7b8a2743d650598f5a326d4794cf...
==========

[commit-bot: I haz the power, 2017-05-31 02:14:24]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/chromium/src/+/7b8a2743d650598f5a326d4794cf...