[Easy signin] Wire up userClick auth attempt to easy unlock app and back

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 <map>
 #include <string>
 #include <vector>
@@ skipping 71 matching lines @@
   static std::string GetKeyLabel(size_t key_index);
 
  private:
   // Returns true if there are pending operations.
   bool HasPendingOperations() const;
 
   // Returns the next operations id. Currently only used for get keys ops.
   int GetNextOperationId();
 
   // Callback invoked after create keys op.
-  void OnKeysCreated(const UserContext& user_context,
-                     const EasyUnlockDeviceKeyDataList& devices,
+  void OnKeysCreated(size_t remove_start_index,
                      const RefreshKeysCallback& callback,
                      bool create_success);
 
   // Callback invoked after remove keys op.
   void OnKeysRemoved(const RemoveKeysCallback& callback, bool remove_success);
 
   // Callback invoked after get keys op.
   void OnKeysFetched(int op_id,
                      const GetDeviceDataListCallback& callback,
                      bool fetch_success,
                      const EasyUnlockDeviceKeyDataList& fetched_data);
 
   int operation_id_;
 
   scoped_ptr<EasyUnlockCreateKeysOperation> create_keys_op_;
   scoped_ptr<EasyUnlockRemoveKeysOperation> remove_keys_op_;
   std::map<int, EasyUnlockGetKeysOperation*> get_keys_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_