Fix closure compiler errors which are introduced by 931603002.

Fix closure compiler errors which are introduced by 931603002.

BUG=456016
TEST=GYP_GENERATORS=ninja tools/gyp/gyp --depth . ui/file_manager/file_manager/foreground/js/compiled_resources.gyp && ninja -C out/Default

Committed: https://crrev.com/86aeb178ba7f614bc40621323704450389c0a31a
Cr-Commit-Position: refs/heads/master@{#316540}

[yawano, 2015-02-17 07:09:43]

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

[yawano, 2015-02-17 07:09:44]

My CL (http://crrev.com/931603002) has broken the closure compiler bot. PTAL.
Thank you!

[hirono, 2015-02-17 07:10:49]

lgtm!

[yawano, 2015-02-17 07:16:46]

On 2015/02/17 07:10:49, hirono wrote:
> lgtm!

Thank you!

[yawano, 2015-02-17 07:16:50]

The CQ bit was checked by yawano@chromium.org

[commit-bot: I haz the power, 2015-02-17 07:17:09]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/934683004/1

[commit-bot: I haz the power, 2015-02-17 07:29:54]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-02-17 07:30:36]

Patchset 1 (id:??) landed as
https://crrev.com/86aeb178ba7f614bc40621323704450389c0a31a
Cr-Commit-Position: refs/heads/master@{#316540}