Revert of C++ porting of the initial python script for conversational speech generation.

Revert of C++ porting of the initial python script for conversational speech generation. (patchset #2 id:100001 of https://codereview.webrtc.org/2740063004/ )

Reason for revert:
Even if the conversational speech tool is external and not a core part of webrtc, there are too many trybots failing.

Original issue's description:
> C++ porting of the initial python script for conversational speech generation.
> 
> This CL removes the Python script and adds its C++ porting.
> The former was in its early stage and it has permanently been removed.
> 
> BUG=webrtc:7218
> NOTRY=True
> 
> Review-Url: https://codereview.webrtc.org/2740063004
> Cr-Commit-Position: refs/heads/master@{#17254}
> Committed: https://chromium.googlesource.com/external/webrtc/+/0cf3aa6d0d170365a2dedb57960fbface736f851

TBR=henrik.lundin@webrtc.org,kjellander@webrtc.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=webrtc:7218
Review-Url: https://codereview.webrtc.org/2753843002
Cr-Commit-Position: refs/heads/master@{#17257}
Committed: https://chromium.googlesource.com/external/webrtc/+/dbbaa2ad66bd18429c5b4caf2436a61e276971f9

[AleBzk, 2017-03-15 15:19:17]

The CQ bit was checked by alessiob@webrtc.org

[AleBzk, 2017-03-15 15:19:17]

Created Revert of C++ porting of the initial python script for conversational
speech generation.

[commit-bot: I haz the power, 2017-03-15 15:19:20]

CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.webrtc.org/...

[commit-bot: I haz the power, 2017-03-15 15:19:25]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1489591157152680, "parent_rev":
"29f730ebd835240493ef8a86cccf90b436140af5", "commit_rev":
"dbbaa2ad66bd18429c5b4caf2436a61e276971f9"}

[commit-bot: I haz the power, 2017-03-15 15:19:28]

Description was changed from

==========
Revert of C++ porting of the initial python script for conversational speech
generation. (patchset #2 id:100001 of https://codereview.webrtc.org/2740063004/
)

Reason for revert:
Even if the conversational speech tool is external and not a core part of
webrtc, there are too many trybots failing.

Original issue's description:
> C++ porting of the initial python script for conversational speech generation.
> 
> This CL removes the Python script and adds its C++ porting.
> The former was in its early stage and it has permanently been removed.
> 
> BUG=webrtc:7218
> NOTRY=True
> 
> Review-Url: https://codereview.webrtc.org/2740063004
> Cr-Commit-Position: refs/heads/master@{#17254}
> Committed:
https://chromium.googlesource.com/external/webrtc/+/0cf3aa6d0d170365a2dedb579...

TBR=henrik.lundin@webrtc.org,kjellander@webrtc.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=webrtc:7218
==========

to

==========
Revert of C++ porting of the initial python script for conversational speech
generation. (patchset #2 id:100001 of https://codereview.webrtc.org/2740063004/
)

Reason for revert:
Even if the conversational speech tool is external and not a core part of
webrtc, there are too many trybots failing.

Original issue's description:
> C++ porting of the initial python script for conversational speech generation.
> 
> This CL removes the Python script and adds its C++ porting.
> The former was in its early stage and it has permanently been removed.
> 
> BUG=webrtc:7218
> NOTRY=True
> 
> Review-Url: https://codereview.webrtc.org/2740063004
> Cr-Commit-Position: refs/heads/master@{#17254}
> Committed:
https://chromium.googlesource.com/external/webrtc/+/0cf3aa6d0d170365a2dedb579...

TBR=henrik.lundin@webrtc.org,kjellander@webrtc.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=webrtc:7218

Review-Url: https://codereview.webrtc.org/2753843002
Cr-Commit-Position: refs/heads/master@{#17257}
Committed:
https://chromium.googlesource.com/external/webrtc/+/dbbaa2ad66bd18429c5b4caf2...
==========

[commit-bot: I haz the power, 2017-03-15 15:19:29]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/external/webrtc/+/dbbaa2ad66bd18429c5b4caf2...

[hlundin-webrtc, 2017-03-16 08:46:19]

rubberstamp lgtm