Simplify runtime-atomics.cc

Simplify runtime-atomics.cc

There were some functions that were used when atomic floats were supported, but
can now be removed.

BUG=

Committed: https://crrev.com/e9359a6d9d7c4fbc772f8801a858745befc02cf3
Cr-Commit-Position: refs/heads/master@{#33093}

[binji, 2015-12-30 00:18:43]

binji@chromium.org changed reviewers:
+ jarin@chromium.org

[binji, 2015-12-30 00:19:19]

Description was changed from

==========
Simplify runtime-atomics.cc

There were some functions that were used when atomic floats were supported.
==========

to

==========
Simplify runtime-atomics.cc

There were some functions that were used when atomic floats were supported, but
can now be removed.
==========

[binji, 2015-12-30 00:19:32]

Description was changed from

==========
Simplify runtime-atomics.cc

There were some functions that were used when atomic floats were supported, but
can now be removed.
==========

to

==========
Simplify runtime-atomics.cc

There were some functions that were used when atomic floats were supported, but
can now be removed.

BUG=
==========

[Jarin, 2016-01-04 07:34:39]

lgtm

[binji, 2016-01-04 18:40:27]

The CQ bit was checked by binji@chromium.org

[commit-bot: I haz the power, 2016-01-04 18:40:40]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1552683003/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1552683003/1

[commit-bot: I haz the power, 2016-01-04 19:01:31]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-01-04 19:01:59]

Description was changed from

==========
Simplify runtime-atomics.cc

There were some functions that were used when atomic floats were supported, but
can now be removed.

BUG=
==========

to

==========
Simplify runtime-atomics.cc

There were some functions that were used when atomic floats were supported, but
can now be removed.

BUG=

Committed: https://crrev.com/e9359a6d9d7c4fbc772f8801a858745befc02cf3
Cr-Commit-Position: refs/heads/master@{#33093}
==========

[commit-bot: I haz the power, 2016-01-04 19:01:59]

Patchset 1 (id:??) landed as
https://crrev.com/e9359a6d9d7c4fbc772f8801a858745befc02cf3
Cr-Commit-Position: refs/heads/master@{#33093}