Implement SyncEngine::UpdateRegisteredApps()

chrome/browser/sync_file_system/drive_backend/metadata_database.cc

 // Copyright 2013 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.
 
 #include "chrome/browser/sync_file_system/drive_backend/metadata_database.h"
 
 #include <algorithm>
 #include <stack>
 
 #include "base/bind.h"
@@ skipping 1525 matching lines @@
     details->SetString("dirty", tracker->dirty() ? "true" : "false");
 
     file->Set("details", details);
 
     files->Append(file);
   }
 
   return files.Pass();
 }
 
+void MetadataDatabase::GetRegisteredAppIDs(std::vector<std::string>* app_ids) {
+  DCHECK(app_ids);
+  app_ids->clear();
+  app_ids->reserve(app_root_by_app_id_.size());
+  for (TrackerByAppID::iterator itr = app_root_by_app_id_.begin();
+      itr != app_root_by_app_id_.end(); ++itr) {

[nhiroki, 2013/11/18 09:09:52]

indent-nit

[keishi, 2013/11/18 09:15:32]

Done.

+    app_ids->push_back(itr->first);
+  }
+}
+
 }  // namespace drive_backend
 }  // namespace sync_file_system