Encrypted OAuth1 all access token and secret with system salt for now, will replace this with use...

chrome/browser/chromeos/login/authenticator.h

Index: chrome/browser/chromeos/login/authenticator.h
===================================================================
--- chrome/browser/chromeos/login/authenticator.h	(revision 95968)
+++ chrome/browser/chromeos/login/authenticator.h	(working copy)
@@ -97,6 +97,10 @@
   virtual void VerifyOAuth1AccessToken(const std::string& oauth1_access_token,
                                        const std::string& oauth1_secret) = 0;
 
+  // OAuth token encryption helpers.
+  virtual std::string EncryptToken(const std::string& token) = 0;
+  virtual std::string DecryptToken(const std::string& encrypted_token) = 0;
+
   // Profile (usually off the record ) that was used to perform the last
   // authentication process.
   Profile* authentication_profile() { return authentication_profile_; }