Add unittest that tests behavior when downloading a crx fails.

Add unittest that tests behavior when downloading a crx fails.

BUG=338164
Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=248520

[Marijn Kruisselbrink, 2014-01-31 22:14:46]

(the bug number is a crash that happened in this code path, which I fixed in
https://codereview.chromium.org/139643005)

[asargent_no_longer_on_chrome, 2014-02-01 00:55:04]

lgtm

https://codereview.chromium.org/135473004/diff/30002/chrome/browser/extension...
File chrome/browser/extensions/updater/extension_updater_unittest.cc (right):

https://codereview.chromium.org/135473004/diff/30002/chrome/browser/extension...
chrome/browser/extensions/updater/extension_updater_unittest.cc:173:
&ExtensionDownloaderDelegate::GetExtensionExistingVersion));
ZOMG gtest

[Marijn Kruisselbrink, 2014-02-01 01:07:14]

The CQ bit was checked by mek@chromium.org

[commit-bot: I haz the power, 2014-02-01 01:07:21]

CQ is trying da patch. Follow status at
https://chromium-status.appspot.com/cq/mek@chromium.org/135473004/30002

[commit-bot: I haz the power, 2014-02-01 01:29:17]

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

[commit-bot: I haz the power, 2014-02-01 01:29:17]

Retried try job too often on linux_rel for step(s) cacheinvalidation_unittests,
cc_unittests, check_deps, check_deps2git, chromedriver_unittests,
components_unittests, content_browsertests, content_unittests, crypto_unittests,
google_apis_unittests, gpu_unittests, ipc_tests, jingle_unittests,
media_unittests, nacl_integration, ppapi_unittests, printing_unittests,
remoting_unittests, sandbox_linux_unittests, sql_unittests,
sync_integration_tests, sync_unit_tests, telemetry_perf_unittests,
telemetry_unittests
http://build.chromium.org/p/tryserver.chromium/buildstatus?builder=linux_rel&...

[commit-bot: I haz the power, 2014-02-01 01:29:23]

CQ bit was unchecked on CL. Ignoring.

[commit-bot: I haz the power, 2014-02-01 01:29:26]

CQ bit was unchecked on CL. Ignoring.

[Marijn Kruisselbrink, 2014-02-03 15:53:32]

The CQ bit was checked by mek@chromium.org

[commit-bot: I haz the power, 2014-02-03 15:53:43]

CQ is trying da patch. Follow status at
https://chromium-status.appspot.com/cq/mek@chromium.org/135473004/30002

[commit-bot: I haz the power, 2014-02-03 16:21:17]

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

[commit-bot: I haz the power, 2014-02-03 16:21:17]

Retried try job too often on linux_rel for step(s) net_unittests
http://build.chromium.org/p/tryserver.chromium/buildstatus?builder=linux_rel&...

[commit-bot: I haz the power, 2014-02-03 16:21:19]

CQ bit was unchecked on CL. Ignoring.

[commit-bot: I haz the power, 2014-02-03 16:21:24]

CQ bit was unchecked on CL. Ignoring.

[Marijn Kruisselbrink, 2014-02-03 16:32:46]

The CQ bit was checked by mek@chromium.org

[commit-bot: I haz the power, 2014-02-03 16:32:53]

CQ is trying da patch. Follow status at
https://chromium-status.appspot.com/cq/mek@chromium.org/135473004/30002

[commit-bot: I haz the power, 2014-02-03 17:50:32]

Change committed as 248520

[commit-bot: I haz the power, 2014-02-03 17:50:36]

CQ bit was unchecked on CL. Ignoring.

[commit-bot: I haz the power, 2014-02-03 17:50:41]

CQ bit was unchecked on CL. Ignoring.