Add MainHook to media unittests.

Add MainHook to media unittests.

MainHooks are in particular used on iOS to prevent the system from killing the
test application at startup.

See https://chromiumcodereview.appspot.com/10690161/ for more context.

BUG=b/6754065


Committed: http://src.chromium.org/viewvc/chrome?view=rev&revision=154946

[Milan Broum, 2012-09-04 14:10:36]

The first bit of iOS media upstreaming effort.

Stuart for the initial look and Nilesh for the final LGTM.

[stuartmorgan, 2012-09-04 14:24:30]

LGTM with nit

https://chromiumcodereview.appspot.com/10915061/diff/1/media/base/run_all_uni...
File media/base/run_all_unittests.cc (right):

https://chromiumcodereview.appspot.com/10915061/diff/1/media/base/run_all_uni...
media/base/run_all_unittests.cc:20: 
No need to add this blank line in an unrelated function.

[Milan Broum, 2012-09-04 14:38:21]

https://chromiumcodereview.appspot.com/10915061/diff/1/media/base/run_all_uni...
File media/base/run_all_unittests.cc (right):

https://chromiumcodereview.appspot.com/10915061/diff/1/media/base/run_all_uni...
media/base/run_all_unittests.cc:20: 
On 2012/09/04 14:24:30, stuartmorgan wrote:
> No need to add this blank line in an unrelated function.

Done.

[nilesh, 2012-09-04 16:04:48]

Adding media/OWNERS

[Ami GONE FROM CHROMIUM, 2012-09-05 08:26:39]

lgtm

[commit-bot: I haz the power, 2012-09-05 09:23:37]

CQ is trying da patch. Follow status at
https://chromium-status.appspot.com/cq/milanb@chromium.org/10915061/3002

[commit-bot: I haz the power, 2012-09-05 13:26:49]

Change committed as 154946