Gallery: make file name field not to overlap on edit button.

Gallery: make file name field not to overlap on edit button.

BUG=514480
TEST=manually tested as described in the issue.

Committed: https://crrev.com/7a95dfc8c4094bbb5df999c6e82025f3bc867549
Cr-Commit-Position: refs/heads/master@{#341483}

[yawano, 2015-08-03 05:49:25]

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

[yawano, 2015-08-03 05:49:26]

PTAL. Thank you!

[hirono, 2015-08-03 06:30:24]

lgtm

[yawano, 2015-08-03 06:30:49]

On 2015/08/03 06:30:24, hirono wrote:
> lgtm

Thank you!

[yawano, 2015-08-03 06:30:52]

The CQ bit was checked by yawano@chromium.org

[commit-bot: I haz the power, 2015-08-03 06:31:25]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1267083002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1267083002/1

[commit-bot: I haz the power, 2015-08-03 07:01:08]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-08-03 07:02:18]

Patchset 1 (id:??) landed as
https://crrev.com/7a95dfc8c4094bbb5df999c6e82025f3bc867549
Cr-Commit-Position: refs/heads/master@{#341483}