Fixed example by adding next();

[afanasy]

#963

[googlebot]

Thanks for your pull request. It looks like this may be your first contribution to a Google open source project. Before we can look at your pull request, you'll need to sign a Contributor License Agreement (CLA).

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[afanasy]

I signed it!

On Wed, Nov 25, 2015 at 11:36 PM, googlebot notifications@github.com
wrote:

Thanks for your pull request. It looks like this may be your first
contribution to a Google open source project. Before we can look at your
pull request, you'll need to sign a Contributor License Agreement (CLA).

[image: 📝] Please visit https://cla.developers.google.com/
https://cla.developers.google.com/ to sign.

Once you've signed, please reply here (e.g. I signed it!) and we'll

verify. Thanks.

• If you've already signed a CLA, it's possible we don't have your
  GitHub username or you're using a different email address. Check your
  existing CLA data https://cla.developers.google.com/clas and verify
  that your email is set on your git commits
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• If you signed the CLA as a corporation, please let us know the
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Reply to this email directly or view it on GitHub
#964 (comment)
.

[googlebot]

CLAs look good, thanks!

[stephenplusplus]

Thanks very much!