[test-runner] Make test suite loading more robust.

[test-runner] Make test suite loading more robust.

BUG=

Committed: https://crrev.com/05dda9e27e5cb92af2b4e495ec0a15bd13f9add0
Cr-Commit-Position: refs/heads/master@{#32267}

[Michael Achenbach, 2015-11-25 10:06:58]

machenbach@chromium.org changed reviewers:
+ jkummerow@chromium.org

[Michael Achenbach, 2015-11-25 10:06:58]

PTAL

https://codereview.chromium.org/1466303005/diff/1/tools/testrunner/local/test...
File tools/testrunner/local/testsuite.py (left):

https://codereview.chromium.org/1466303005/diff/1/tools/testrunner/local/test...
tools/testrunner/local/testsuite.py:98: except:
This caught other errors, but import errors (e.g. all syntax errors in a suite)
and just used the google test suite by default, leading to hard-to-find errors.

[Michael Achenbach, 2015-11-25 10:07:02]

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

[commit-bot: I haz the power, 2015-11-25 10:07:04]

Dry run: CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1466303005/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1466303005/1

[commit-bot: I haz the power, 2015-11-25 11:04:37]

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

[commit-bot: I haz the power, 2015-11-25 11:04:37]

Dry run: This issue passed the CQ dry run.

[Jakob Kummerow, 2015-11-25 11:50:04]

lgtm

[Michael Achenbach, 2015-11-25 12:18:54]

The CQ bit was checked by machenbach@chromium.org

[commit-bot: I haz the power, 2015-11-25 12:19:04]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1466303005/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1466303005/1

[commit-bot: I haz the power, 2015-11-25 12:20:42]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-11-25 12:21:28]

Patchset 1 (id:??) landed as
https://crrev.com/05dda9e27e5cb92af2b4e495ec0a15bd13f9add0
Cr-Commit-Position: refs/heads/master@{#32267}