Easy Sign-in: Use TPM RSA key to sign nonce in sign-in protocol

chrome/browser/chromeos/login/easy_unlock/easy_unlock_key_manager.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_EASY_UNLOCK_EASY_UNLOCK_KEY_MANAGER_H_
 #define CHROME_BROWSER_CHROMEOS_LOGIN_EASY_UNLOCK_EASY_UNLOCK_KEY_MANAGER_H_
 
 #include <deque>
 #include <map>
 #include <string>
@@ skipping 64 matching lines @@
       const EasyUnlockDeviceKeyDataList& data_list,
       base::ListValue* device_list);
   static bool RemoteDeviceListToDeviceDataList(
       const base::ListValue& device_list,
       EasyUnlockDeviceKeyDataList* data_list);
 
   // Gets key label for the given key index.
   static std::string GetKeyLabel(size_t key_index);
 
  private:
+  void RefreshKeysWithTpmKeyPresent(const UserContext& user_context,
+                                    base::ListValue* remote_devices,
+                                    const RefreshKeysCallback& callback);
+
   // Returns true if there are pending operations.
   bool HasPendingOperations() const;
 
   // Returns the next operations id. Currently only used for get keys ops.
   int GetNextOperationId();
 
   // Runs the first pending op in |pending_ops_|. No-op if |pending_ops_| is
   // emtpy.
   void RunNextPendingOp();
 
@@ skipping 20 matching lines @@
   std::deque<base::Closure> pending_ops_;
 
   base::WeakPtrFactory<EasyUnlockKeyManager> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(EasyUnlockKeyManager);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_LOGIN_EASY_UNLOCK_EASY_UNLOCK_KEY_MANAGER_H_