Gallery: Set the width of name input box exact 100%.

Gallery: Set the width of name input box exact 100%.

Previously the width of input box exceeded the width of container, and it got
other components in the same component scrolled out.

BUG=472582
TEST=manually

Committed: https://crrev.com/5f549c65db02de4b7a88ebf4deeb59a3d6fe9f6d
Cr-Commit-Position: refs/heads/master@{#323901}

[hirono, 2015-04-06 10:31:42]

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

[hirono, 2015-04-06 10:31:42]

PTAL, thanks!

[yawano, 2015-04-06 10:39:11]

lgtm. Thank you!

[hirono, 2015-04-06 10:39:32]

The CQ bit was checked by hirono@chromium.org

[commit-bot: I haz the power, 2015-04-06 10:39:36]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1063663002/1

[commit-bot: I haz the power, 2015-04-06 10:58:55]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-04-06 10:59:41]

Patchset 1 (id:??) landed as
https://crrev.com/5f549c65db02de4b7a88ebf4deeb59a3d6fe9f6d
Cr-Commit-Position: refs/heads/master@{#323901}