[Sync] Add passphrase/encryption info to chrome://sync.

chrome/browser/sync/engine/all_status.h

 // Copyright (c) 2011 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.
 //
 // The AllStatus object watches various sync engine components and aggregates
 // the status of all of them into one place.
 
 #ifndef CHROME_BROWSER_SYNC_ENGINE_ALL_STATUS_H_
 #define CHROME_BROWSER_SYNC_ENGINE_ALL_STATUS_H_
 #pragma once
 
 #include <map>
 
 #include "base/memory/scoped_ptr.h"
 #include "base/synchronization/lock.h"
 #include "chrome/browser/sync/engine/syncapi.h"
 #include "chrome/browser/sync/engine/syncer_types.h"
+#include "chrome/browser/sync/syncable/model_type.h"
 
 namespace browser_sync {
 
 class ScopedStatusLock;
 class ServerConnectionManager;
 class Syncer;
 class SyncerThread;
 struct AuthWatcherEvent;
 struct ServerConnectionEvent;
 
@@ skipping 11 matching lines @@
   virtual void OnSyncEngineEvent(const SyncEngineEvent& event);
 
   sync_api::SyncManager::Status status() const;
 
   void SetNotificationsEnabled(bool notifications_enabled);
 
   void IncrementNotifiableCommits();
 
   void IncrementNotificationsReceived();
 
+  void SetEncryptedTypes(const syncable::ModelTypeSet& types);
+  void SetCryptographerReady(bool ready);
+  void SetCryptoHasPendingKeys(bool has_pending_keys);
+
  protected:
   // Examines syncer to calculate syncing and the unsynced count,
   // and returns a Status with new values.
   sync_api::SyncManager::Status CalcSyncing(const SyncEngineEvent& event) const;
   sync_api::SyncManager::Status CreateBlankStatus() const;
 
   // Examines status to see what has changed, updates old_status in place.
   void CalcStatusChanges();
 
   sync_api::SyncManager::Status status_;
 
   mutable base::Lock mutex_;  // Protects all data members.
   DISALLOW_COPY_AND_ASSIGN(AllStatus);
 };
 
 class ScopedStatusLock {
  public:
   explicit ScopedStatusLock(AllStatus* allstatus);
   ~ScopedStatusLock();
  protected:
   AllStatus* allstatus_;
 };
 
 }  // namespace browser_sync
 
 #endif  // CHROME_BROWSER_SYNC_ENGINE_ALL_STATUS_H_