Files.app: Remove console.error from expected error case.

Files.app: Remove console.error from expected error case.

Failure to get metadata from content metadata is within expectation, and it is
handled properly, so let me remove the console.error for it.

BUG=none

Committed: https://crrev.com/7da50d030e6d949e9574b68e6280c0d3e0edeb71
Cr-Commit-Position: refs/heads/master@{#320066}

[fukino, 2015-03-11 09:08:35]

fukino@chromium.org changed reviewers:
+ hirono@chromium.org

[fukino, 2015-03-11 09:08:35]

PTAL. Thanks!

[hirono, 2015-03-11 09:15:07]

On 2015/03/11 09:08:35, fukino wrote:
> PTAL. Thanks!

lgtm!

[fukino, 2015-03-11 09:32:17]

On 2015/03/11 09:15:07, hirono wrote:
> On 2015/03/11 09:08:35, fukino wrote:
> > PTAL. Thanks!
> 
> lgtm!

thanks!

[fukino, 2015-03-11 09:32:17]

On 2015/03/11 09:15:07, hirono wrote:
> On 2015/03/11 09:08:35, fukino wrote:
> > PTAL. Thanks!
> 
> lgtm!

thanks!

[fukino, 2015-03-11 09:32:22]

The CQ bit was checked by fukino@chromium.org

[commit-bot: I haz the power, 2015-03-11 09:32:37]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/995283002/1

[commit-bot: I haz the power, 2015-03-11 10:07:33]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-03-11 10:08:02]

Patchset 1 (id:??) landed as
https://crrev.com/7da50d030e6d949e9574b68e6280c0d3e0edeb71
Cr-Commit-Position: refs/heads/master@{#320066}