Copy webkit's test_expectations* files over to content.

Copy webkit's test_expectations* files over to content.

We need to make a copy of them first in order to keep Buildbot working.
Only after this lands we can update the Buildbot code to use the new
path.

BUG=338338
TEST=None
R=sky@chromium.org,dpranke@chromium.org

Committed: https://crrev.com/4f941d6e3da964f40ef729de90e15b5f5f2944b4
Cr-Commit-Position: refs/heads/master@{#294842}

[tfarina, 2014-09-13 13:49:50]

Part 1 -> Chromium side (see e-mail sent).

[Dirk Pranke, 2014-09-14 22:38:08]

lgtm

[Dirk Pranke, 2014-09-14 22:43:56]

On 2014/09/14 22:38:08, Dirk Pranke wrote:
> lgtm

Oh, note that we don't need test_expectations_w3c.txt any more, so please remove
that before landing.

[tfarina, 2014-09-15 02:34:56]

On 2014/09/14 22:43:56, Dirk Pranke wrote:
> On 2014/09/14 22:38:08, Dirk Pranke wrote:
> > lgtm
> 
> Oh, note that we don't need test_expectations_w3c.txt any more, so please
remove
> that before landing.

Done.

[sky, 2014-09-15 15:42:52]

LGTM

[tfarina, 2014-09-15 15:49:57]

The CQ bit was checked by tfarina@chromium.org

[commit-bot: I haz the power, 2014-09-15 15:50:37]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patchset/563383003/20001

[commit-bot: I haz the power, 2014-09-15 17:18:03]

Committed patchset #2 (id:20001) as 0caf9ced7f7c8c9046cf0760db7fbb86668eacf4

[commit-bot: I haz the power, 2014-09-15 17:23:36]

Patchset 2 (id:??) landed as
https://crrev.com/4f941d6e3da964f40ef729de90e15b5f5f2944b4
Cr-Commit-Position: refs/heads/master@{#294842}