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

Review URL: https://codereview.chromium.org/1299153002

Cr-Original-Commit-Position: refs/heads/master@{#344147}
Cr-Mirrored-From: https://chromium.googlesource.com/chromium/src
Cr-Mirrored-Commit: 8688bb977f9d4a6c9fbccfbac86ad578a4de8e72
8 files changed