Specifies transparent background for the label in TileItemView.

Specifies transparent background for the label in TileItemView.

We may not use single background when it's in Athena (it's not
used yet though).

BUG=425717
R=xiyuan@chromium.org
TEST=manually

Committed: https://crrev.com/3b74c2c950e3681a94601f61d48a6ff0e25f06f8
Cr-Commit-Position: refs/heads/master@{#301007}

[xiyuan, 2014-10-23 19:16:16]

+calamity

Font with transparent background does not render well on Windows. This CL might
regress http://crbug.com/406989.

[Jun Mukai, 2014-10-23 20:58:40]

On 2014/10/23 19:16:16, xiyuan wrote:
> +calamity
> 
> Font with transparent background does not render well on Windows. This CL
might
> regress http://crbug.com/406989.

Ugh, I didn't know that... :-/

Added an ugly ifdef there, PTAL.

[xiyuan, 2014-10-23 21:03:16]

lgtm

[calamity, 2014-10-23 23:26:50]

lgtm, nice catch

[Jun Mukai, 2014-10-23 23:29:55]

The CQ bit was checked by mukai@chromium.org

[commit-bot: I haz the power, 2014-10-23 23:35:30]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/655823005/10002

[commit-bot: I haz the power, 2014-10-24 00:46:20]

Committed patchset #2 (id:10002)

[commit-bot: I haz the power, 2014-10-24 00:47:00]

Patchset 2 (id:??) landed as
https://crrev.com/3b74c2c950e3681a94601f61d48a6ff0e25f06f8
Cr-Commit-Position: refs/heads/master@{#301007}

[kjellander_chromium, 2014-10-24 06:16:07]

A revert of this CL (patchset #2 id:10002) has been created in
https://codereview.chromium.org/674083002/ by kjellander@chromium.org.

The reason for reverting is: Introduces static initializer, see
https://build.chromium.org/p/chromium/builders/Linux%20x64/builds/72389.