[cros] Cleanup login auth stack: remove ClientLogin legacy code

chrome/browser/chromeos/login/mock_authenticator.h

Index: chrome/browser/chromeos/login/mock_authenticator.h
diff --git a/chrome/browser/chromeos/login/mock_authenticator.h b/chrome/browser/chromeos/login/mock_authenticator.h
index f3ddb537e861d260a596acffd8ee677679226034..aefe07c82b136046eaebba2910e7c54df2d1dac5 100644
--- a/chrome/browser/chromeos/login/mock_authenticator.h
+++ b/chrome/browser/chromeos/login/mock_authenticator.h
@@ -30,9 +30,7 @@ class MockAuthenticator : public Authenticator {
                              const UserContext& user_context) OVERRIDE;
 
   virtual void AuthenticateToLogin(Profile* profile,
-                                   const UserContext& user_context,
-                                   const std::string& login_token,
-                                   const std::string& login_captcha) OVERRIDE;
+                                   const UserContext& user_context) OVERRIDE;
 
   virtual void AuthenticateToUnlock(const UserContext& user_context) OVERRIDE;
 
@@ -53,11 +51,6 @@ class MockAuthenticator : public Authenticator {
 
   virtual void ResyncEncryptedData() OVERRIDE {}
 
-  virtual void RetryAuth(Profile* profile,
-                         const UserContext& user_context,
-                         const std::string& login_token,
-                         const std::string& login_captcha) OVERRIDE {}
-
   virtual void SetExpectedCredentials(const std::string& expected_username,
                                       const std::string& expected_password);