Store/Retrieve CrOS user policy in session_manager.

chrome/browser/policy/cros_user_policy_identity_strategy.h

Index: chrome/browser/policy/cros_user_policy_identity_strategy.h
diff --git a/chrome/browser/policy/user_policy_identity_strategy.h b/chrome/browser/policy/cros_user_policy_identity_strategy.h
similarity index 54%
copy from chrome/browser/policy/user_policy_identity_strategy.h
copy to chrome/browser/policy/cros_user_policy_identity_strategy.h
index c90011efd3a931165ee6c594a8e5f56771c59b32..460e39a87315dfa4f2165c69629ff9994b0641b8 100644
--- a/chrome/browser/policy/user_policy_identity_strategy.h
+++ b/chrome/browser/policy/cros_user_policy_identity_strategy.h
@@ -2,18 +2,14 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef CHROME_BROWSER_POLICY_USER_POLICY_IDENTITY_STRATEGY_H_
-#define CHROME_BROWSER_POLICY_USER_POLICY_IDENTITY_STRATEGY_H_
+#ifndef CHROME_BROWSER_POLICY_CROS_USER_POLICY_IDENTITY_STRATEGY_H_
+#define CHROME_BROWSER_POLICY_CROS_USER_POLICY_IDENTITY_STRATEGY_H_
 #pragma once
 
 #include <string>
 
-#include "base/compiler_specific.h"
 #include "base/file_path.h"
-#include "base/memory/ref_counted.h"
-#include "base/memory/weak_ptr.h"
 #include "chrome/browser/policy/cloud_policy_identity_strategy.h"
-#include "chrome/browser/policy/user_policy_token_cache.h"
 #include "content/common/notification_observer.h"
 #include "content/common/notification_registrar.h"
 
@@ -23,18 +19,23 @@ namespace policy {
 
 class DeviceManagementBackend;
 
-// A token provider implementation that provides a user device token for the
-// user corresponding to a given profile.
-class UserPolicyIdentityStrategy : public CloudPolicyIdentityStrategy,
-                                   public NotificationObserver,
-                                   public UserPolicyTokenCache::Delegate {
+// User policy identity strategy for ChromeOS user policy. Unlike the generic
+// implementation, it does not keep its own cache but relies on external
+// entities to cache the device credentials. This is usually done by
+// CrosUserPolicyCache.
+class CrosUserPolicyIdentityStrategy : public CloudPolicyIdentityStrategy,
+                                       public NotificationObserver {
  public:
-  UserPolicyIdentityStrategy(Profile* profile,
-                             const FilePath& token_cache_file);
-  virtual ~UserPolicyIdentityStrategy();
+  explicit CrosUserPolicyIdentityStrategy(Profile* profile);
+  virtual ~CrosUserPolicyIdentityStrategy();
 
-  // Start loading the token cache.
-  void LoadTokenCache();
+  // Sets device ID and token and announces its availablility.
+  void SetDeviceCredentials(const std::string& device_id,
+                            const std::string& token);
+
+  // Allows the identity strategy to register when the required data becomes
+  // available.
+  void EnableRegistration();
 
   // CloudPolicyIdentityStrategy implementation:
   virtual std::string GetDeviceToken() OVERRIDE;
@@ -55,21 +56,17 @@ class UserPolicyIdentityStrategy : public CloudPolicyIdentityStrategy,
   // Gets the current user.
   std::string GetCurrentUser();
 
-  // Called from the token cache when the token has been loaded.
-  virtual void OnTokenCacheLoaded(const std::string& token,
-                                  const std::string& device_id) OVERRIDE;
-
   // NotificationObserver method overrides:
   virtual void Observe(NotificationType type,
                        const NotificationSource& source,
-                       const NotificationDetails& details) OVERRIDE;
+                       const NotificationDetails& details);
+
+  // Whether the to try and register when credentials are available.
+  bool should_register_;
 
   // The profile this provider is associated with.
   Profile* profile_;
 
-  // Keeps the on-disk copy of the token.
-  scoped_refptr<UserPolicyTokenCache> cache_;
-
   // The device ID we use.
   std::string device_id_;
 
@@ -79,12 +76,9 @@ class UserPolicyIdentityStrategy : public CloudPolicyIdentityStrategy,
   // Registers the provider for notification of successful Gaia logins.
   NotificationRegistrar registrar_;
 
-  // Allows to construct weak ptrs.
-  base::WeakPtrFactory<UserPolicyTokenCache::Delegate> weak_ptr_factory_;
-
-  DISALLOW_COPY_AND_ASSIGN(UserPolicyIdentityStrategy);
+  DISALLOW_COPY_AND_ASSIGN(CrosUserPolicyIdentityStrategy);
 };
 
 }  // namespace policy
 
-#endif  // CHROME_BROWSER_POLICY_USER_POLICY_IDENTITY_STRATEGY_H_
+#endif  // CHROME_BROWSER_POLICY_CROS_USER_POLICY_IDENTITY_STRATEGY_H_