Subzero: Convert a few getName() methods to return a const string ref.

Convert a few getName() methods to return a const string ref.

Followup to a previous code review.
Saves 2KB from the minimal build =)

BUG=none
R=stichnot@chromium.org

Committed: https://gerrit.chromium.org/gerrit/gitweb?p=native_client/pnacl-subzero.git;a=commit;h=c9ec5793338dd62d84246f3143fd7ffc70cbc89b

[jvoung (off chromium), 2015-02-06 00:00:41]

jvoung@chromium.org changed reviewers:
+ kschimpf@google.com, stichnot@chromium.org

[Jim Stichnoth, 2015-02-06 00:28:04]

lgtm, thanks!

[jvoung (off chromium), 2015-02-06 01:31:40]

Committed patchset #1 (id:1) manually as
c9ec5793338dd62d84246f3143fd7ffc70cbc89b (presubmit successful).

[native-client-reviews_googlegroups.com, 2015-02-06 01:48:34]

+page hat on: why have strings at all in the minimal build?

On Thu, Feb 5, 2015 at 5:31 PM, <jvoung@chromium.org> wrote:

> Committed patchset #1 (id:1) manually as
> c9ec5793338dd62d84246f3143fd7ffc70cbc89b (presubmit successful).
>
>
> https://codereview.chromium.org/904783002/
>
> --
> You received this message because you are subscribed to the Google Groups
> "Native-Client-Reviews" group.
> To unsubscribe from this group and stop receiving emails from it, send an
> email to native-client-reviews+unsubscribe@googlegroups.com.
> To post to this group, send email to native-client-reviews@
> googlegroups.com.
> Visit this group at http://groups.google.com/group/native-client-reviews.
> For more options, visit https://groups.google.com/d/optout.
>

-- 
You received this message because you are subscribed to the Google Groups
"Native-Client-Reviews" group.
To unsubscribe from this group and stop receiving emails from it, send an email
to native-client-reviews+unsubscribe@googlegroups.com.
To post to this group, send email to native-client-reviews@googlegroups.com.
Visit this group at http://groups.google.com/group/native-client-reviews.
For more options, visit https://groups.google.com/d/optout.