Revert of Implement extended master secret in tlslite

Revert of Implement extended master secret in tlslite (patchset #3 id:40001 of https://codereview.chromium.org/1283373002/ )

Reason for revert:
Broke SSLClientSocketOpenSSLClientAuthTest.SendGoodCert on Android Tests and Android Tests (dbg):

http://build.chromium.org/p/chromium.linux/builders/Android%20Tests/builds/21769
http://build.chromium.org/p/chromium.linux/builders/Android%20Tests%20%28dbg%29/builds/29668

Original issue's description:
> Implement extended master secret in tlslite
>
> BUG=467312
>
> Committed: https://crrev.com/8a61fc9eaf016b964a6adc42dd2288f9193f70cd
> Cr-Commit-Position: refs/heads/master@{#344031}

TBR=davidben@chromium.org,nharper@chromium.org
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=467312
Committed: https://crrev.com/8688bb977f9d4a6c9fbccfbac86ad578a4de8e72
Cr-Commit-Position: refs/heads/master@{#344147}

[jbudorick, 2015-08-19 04:35:00]

Created Revert of Implement extended master secret in tlslite

[commit-bot: I haz the power, 2015-08-19 04:35:24]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1299153002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1299153002/1

[commit-bot: I haz the power, 2015-08-19 04:38:14]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-08-19 04:39:13]

Patchset 1 (id:??) landed as
https://crrev.com/8688bb977f9d4a6c9fbccfbac86ad578a4de8e72
Cr-Commit-Position: refs/heads/master@{#344147}