Move UserContext to its own file

chrome/browser/chromeos/login/auth/user_context.h

+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef CHROME_BROWSER_CHROMEOS_LOGIN_AUTH_USER_CONTEXT_H_
+#define CHROME_BROWSER_CHROMEOS_LOGIN_AUTH_USER_CONTEXT_H_
+
+#include <string>
+
+namespace chromeos {
+
+// Information that is passed around while authentication is in progress. The
+// credentials may consist of a |user_id|, |password| pair or a GAIA
+// |auth_code|. The |user_id_hash| is used to locate the user's home directory
+// mount point for the user. It is set when the mount has been completed.
+class UserContext {
+ public:
+  // The authentication flow used during sign-in.
+  enum AuthFlow {
+    // Online authentication against GAIA. GAIA did not redirect to a SAML IdP.
+    AUTH_FLOW_GAIA_WITHOUT_SAML,
+    // Online authentication against GAIA. GAIA redirected to a SAML IdP.
+    AUTH_FLOW_GAIA_WITH_SAML,
+    // Offline authentication against a cached key.
+    AUTH_FLOW_OFFLINE
+  };
+
+  UserContext();
+  UserContext(const UserContext& other);
+  explicit UserContext(const std::string& user_id);
+  ~UserContext();
+
+  bool operator==(const UserContext& context) const;
+
+  const std::string& GetUserID() const;
+  const std::string& GetPassword() const;
+  bool DoesNeedPasswordHashing() const;
+  const std::string& GetKeyLabel() const;
+  const std::string& GetAuthCode() const;
+  const std::string& GetUserIDHash() const;
+  bool IsUsingOAuth() const;
+  AuthFlow GetAuthFlow() const;
+
+  bool HasCredentials() const;
+
+  void SetUserID(const std::string& user_id);
+  void SetPassword(const std::string& password);
+  void SetDoesNeedPasswordHashing(bool does_need_password_hashing);
+  void SetKeyLabel(const std::string& key_label);
+  void SetAuthCode(const std::string& auth_code);
+  void SetUserIDHash(const std::string& user_id_hash);
+  void SetIsUsingOAuth(bool is_using_oauth);
+  void SetAuthFlow(AuthFlow auth_flow);
+
+  void ClearSecrets();
+
+ private:
+  std::string user_id_;
+  std::string password_;
+  bool does_need_password_hashing_;
+  std::string key_label_;
+  std::string auth_code_;
+  std::string user_id_hash_;
+  bool is_using_oauth_;
+  AuthFlow auth_flow_;
+};
+
+}  // namespace chromeos
+
+#endif  // CHROME_BROWSER_CHROMEOS_LOGIN_AUTH_USER_CONTEXT_H_