AddFileUpdateObserver  220 chrome/browser/sync_file_system/local/sync_file_system_backend.cc   delegate->AddFileUpdateObserver(
AddFileUpdateObserver   68 webkit/browser/fileapi/file_system_quota_util.h   virtual void AddFileUpdateObserver(
AddFileUpdateObserver  108 webkit/browser/fileapi/plugin_private_file_system_backend.h   virtual void AddFileUpdateObserver(
AddFileUpdateObserver  492 webkit/browser/fileapi/sandbox_file_system_backend_delegate.cc   AddFileUpdateObserver(type, quota_observer_.get(), file_task_runner_.get());
AddFileUpdateObserver  149 webkit/browser/fileapi/sandbox_file_system_backend_delegate.h   virtual void AddFileUpdateObserver(