GitLab

Currently P224EncryptedKeyExchange uses two pieces of secret: password 
and session-specific key. They are combined and used together as one 
password. It is not really needed and the calling code can do
it when neccessary.

BUG=105214


Review URL: http://codereview.chromium.org/8903001

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@114189 0039d316-1c4b-4281-b951-d872f2087c98