Add a test for template contents handling in importNode

Add a test for template contents handling in importNode

Add a test for template contents handling in importNode, I missed this as part of:

https://codereview.chromium.org/173303004/

Committed: https://src.chromium.org/viewvc/blink?view=rev&revision=167871

[rwlbuis, 2014-02-25 19:48:45]

Sorry for not including this in CL 173303004. I verified that the testcase fails
without it. PTAL :)

[adamk, 2014-02-25 21:57:38]

lgtm

[commit-bot: I haz the power, 2014-02-25 21:58:31]

CQ is trying da patch. Follow status at
https://chromium-status.appspot.com/cq/rob.buis@samsung.com/180293002/1

[commit-bot: I haz the power, 2014-02-25 23:08:19]

CQ is trying da patch. Follow status at
https://chromium-status.appspot.com/cq/rob.buis@samsung.com/180293002/1

[commit-bot: I haz the power, 2014-02-25 23:26:41]

CQ is trying da patch. Follow status at
https://chromium-status.appspot.com/cq/rob.buis@samsung.com/180293002/1

[Paweł Hajdan Jr., 2014-02-26 05:45:31]

The CQ bit was unchecked by phajdan.jr@chromium.org

[Paweł Hajdan Jr., 2014-02-26 06:01:23]

The CQ bit was checked by phajdan.jr@chromium.org

[commit-bot: I haz the power, 2014-02-26 06:06:26]

CQ is trying da patch. Follow status at
https://chromium-status.appspot.com/cq/rob.buis@samsung.com/180293002/1

[commit-bot: I haz the power, 2014-02-26 09:09:20]

Change committed as 167871