Add logging for missing resource.

Add logging for missing resource.

Html viewer is hitting a NOTREACHED due to a missing resource.
Added logging for the resource name so that it can be tracked.

Committed: https://crrev.com/0d1603db620483651988c7f1269cadd7c001b313
Cr-Commit-Position: refs/heads/master@{#320759}

[alokp, 2015-03-13 18:39:11]

alokp@chromium.org changed reviewers:
+ davemoore@chromium.org

[DaveMoore, 2015-03-13 19:09:00]

lgtm

[alokp, 2015-03-13 19:28:07]

The CQ bit was checked by alokp@chromium.org

[commit-bot: I haz the power, 2015-03-13 19:28:18]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1007913002/1

[commit-bot: I haz the power, 2015-03-13 19:50:15]

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

[commit-bot: I haz the power, 2015-03-13 19:50:16]

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

[alokp, 2015-03-13 20:13:06]

alokp@chromium.org changed reviewers:
+ jamesr@chromium.org

[alokp, 2015-03-13 20:13:07]

jamesr: OWNER for mojo.

aa@, html_viewer OWNER, is no longer active on this project.

[jamesr, 2015-03-16 18:15:23]

lgtm

[alokp, 2015-03-16 18:17:36]

The CQ bit was checked by alokp@chromium.org

[commit-bot: I haz the power, 2015-03-16 18:18:10]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1007913002/1

[commit-bot: I haz the power, 2015-03-16 18:49:27]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-03-16 18:50:33]

Patchset 1 (id:??) landed as
https://crrev.com/0d1603db620483651988c7f1269cadd7c001b313
Cr-Commit-Position: refs/heads/master@{#320759}