IsOnBackendThread   68 chrome/browser/sync/glue/non_frontend_data_type_controller.cc   DCHECK(controller_->IsOnBackendThread());
IsOnBackendThread  298 chrome/browser/sync/glue/non_frontend_data_type_controller.cc   DCHECK(IsOnBackendThread());
IsOnBackendThread  121 chrome/browser/sync/glue/non_frontend_data_type_controller.h   virtual bool IsOnBackendThread();