Add ANGLE perf tests targets.

Add ANGLE perf tests targets.

This will enable building the ANGLE perf tests on Windows perf bot
builders.

BUG=angleproject:744
BUG=468852
R=sievers@chromium.org, thakis@chromium.org

Committed: https://crrev.com/027aa70482334c1ff20e86f7dec7bdb046a31dcc
Cr-Commit-Position: refs/heads/master@{#322078}

[Jamie Madill, 2015-03-23 16:54:33]

jmadill@chromium.org changed reviewers:
+ kbr@chromium.org

[Jamie Madill, 2015-03-23 16:57:18]

jmadill@chromium.org changed reviewers:
+ sievers@chromium.org, thakis@chromium.org

[Jamie Madill, 2015-03-23 16:57:31]

jmadill@chromium.org changed reviewers:
- kbr@chromium.org

[Jamie Madill, 2015-03-23 21:02:31]

sievers, PTAL at the changes in gpu/.
Nico, PTAL at the changes to all.gyp.

cc'ing Ken as a non-owner.

[Nico, 2015-03-23 21:23:12]

build lgtm, but please don't land this until
https://chromium-review.googlesource.com/#/c/261965/ has made its way into
chromium

[Ken Russell (switch to Gerrit), 2015-03-23 21:37:30]

kbr@chromium.org changed reviewers:
+ kbr@chromium.org

[Ken Russell (switch to Gerrit), 2015-03-23 21:37:31]

Looks good from my standpoint.

[no sievers, 2015-03-23 22:47:26]

lgtm

[Jamie Madill, 2015-03-24 20:12:18]

The CQ bit was checked by jmadill@chromium.org

[commit-bot: I haz the power, 2015-03-24 20:12:35]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1021763002/40001

[commit-bot: I haz the power, 2015-03-24 22:01:37]

Committed patchset #3 (id:40001)

[commit-bot: I haz the power, 2015-03-24 22:02:47]

Patchset 3 (id:??) landed as
https://crrev.com/027aa70482334c1ff20e86f7dec7bdb046a31dcc
Cr-Commit-Position: refs/heads/master@{#322078}