OpenSSL: don't allow the server certificate to change during renegotiation.

This mirrors r229611, but for OpenSSL.

BUG=306959

Review URL: https://codereview.chromium.org/177143004

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@254022 0039d316-1c4b-4281-b951-d872f2087c98
void SSLClientSocketOpenSSL::SetSubresourceSpeculation() {
  if (transport_.get() && transport_->socket()) {
    transport_->socket()->SetSubresourceSpeculation();
  } else {
    NOTREACHED();
  }
}

void SSLClientSocketOpenSSL::SetSubresourceSpeculation() {
  if (transport_.get() && transport_->socket()) {
    transport_->socket()->SetSubresourceSpeculation();
  } else {
    NOTREACHED();
  }
}
