DevTools: [SSP] do not throw exception if click on yellow triangle

DevTools: [SSP] do not throw exception if click on yellow triangle

The patch avoids throwing exception in the following scenario:
- add any non-existing property in SSP, e.g. "foo: bar;"
- observe a yellow triangle next to the property
- try clicking this triangle

BUG=none
R=dgozman

Committed: https://crrev.com/66d4177ededb848e08ab24d5375245581c634daf
Cr-Commit-Position: refs/heads/master@{#408875}

[lushnikov, 2016-07-30 04:24:49]

please, take a look

[lushnikov, 2016-07-30 04:24:55]

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

[commit-bot: I haz the power, 2016-07-30 04:25:04]

Dry run: 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, 2016-07-30 05:32:18]

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

[commit-bot: I haz the power, 2016-07-30 05:32:19]

Dry run: This issue passed the CQ dry run.

[dgozman, 2016-07-30 16:00:42]

Is it easy to add a test?

lgtm

[lushnikov, 2016-07-30 18:59:23]

it's not hard to add a test, but given this is a minor UX issue, I don't think
it worth it.

[lushnikov, 2016-07-30 20:18:45]

The CQ bit was checked by lushnikov@chromium.org

[commit-bot: I haz the power, 2016-07-30 20:18:53]

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, 2016-07-30 20:22:46]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-07-30 20:25:08]

Description was changed from

==========
DevTools: [SSP] do not throw exception if click on yellow triangle

The patch avoids throwing exception in the following scenario:
- add any non-existing property in SSP, e.g. "foo: bar;"
- observe a yellow triangle next to the property
- try clicking this triangle

BUG=none
R=dgozman
==========

to

==========
DevTools: [SSP] do not throw exception if click on yellow triangle

The patch avoids throwing exception in the following scenario:
- add any non-existing property in SSP, e.g. "foo: bar;"
- observe a yellow triangle next to the property
- try clicking this triangle

BUG=none
R=dgozman

Committed: https://crrev.com/66d4177ededb848e08ab24d5375245581c634daf
Cr-Commit-Position: refs/heads/master@{#408875}
==========

[commit-bot: I haz the power, 2016-07-30 20:25:09]

Patchset 1 (id:??) landed as
https://crrev.com/66d4177ededb848e08ab24d5375245581c634daf
Cr-Commit-Position: refs/heads/master@{#408875}