Make ESpeak an enum class.

Make ESpeak an enum class.

This patch makes ESpeak an enum class for better type safety.

BUG=684966
Review-Url: https://codereview.chromium.org/2882113002
Cr-Commit-Position: refs/heads/master@{#471679}
Committed: https://chromium.googlesource.com/chromium/src/+/fdfdd6c46acf0f4624c64b9e43623c422930423c

[shend, 2017-05-14 23:13:21]

The CQ bit was checked by shend@chromium.org to run a CQ dry run

[commit-bot: I haz the power, 2017-05-14 23:13:36]

Dry run: CQ is trying da patch.

Follow status at:
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[shend, 2017-05-14 23:13:38]

shend@chromium.org changed reviewers:
+ alancutter@chromium.org

[shend, 2017-05-14 23:13:38]

Hi Alan, PTAL

[commit-bot: I haz the power, 2017-05-15 00:52:11]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2017-05-15 00:52:12]

Dry run: This issue passed the CQ dry run.

[alancutter (OOO until 2018), 2017-05-15 04:22:42]

lgtm

[shend, 2017-05-15 06:01:49]

The CQ bit was checked by shend@chromium.org

[commit-bot: I haz the power, 2017-05-15 06:02:15]

CQ is trying da patch.

Follow status at:
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[commit-bot: I haz the power, 2017-05-15 06:06:39]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1494828109416230, "parent_rev":
"774a9a585165a9fc43d7de9d8b49c402dbcd2e6c", "commit_rev":
"fdfdd6c46acf0f4624c64b9e43623c422930423c"}

[commit-bot: I haz the power, 2017-05-15 06:06:54]

Description was changed from

==========
Make ESpeak an enum class.

This patch makes ESpeak an enum class for better type safety.

BUG=684966
==========

to

==========
Make ESpeak an enum class.

This patch makes ESpeak an enum class for better type safety.

BUG=684966

Review-Url: https://codereview.chromium.org/2882113002
Cr-Commit-Position: refs/heads/master@{#471679}
Committed:
https://chromium.googlesource.com/chromium/src/+/fdfdd6c46acf0f4624c64b9e4362...
==========

[commit-bot: I haz the power, 2017-05-15 06:06:55]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/chromium/src/+/fdfdd6c46acf0f4624c64b9e4362...