44   proxy_.reset(new UpdateEngineInterfaceProxy{bus});  in Init()
51   return proxy_->AttemptUpdateWithFlags(  in AttemptUpdate()
71     return proxy_->AttemptInstall(dlc_request, nullptr /* brillo::ErrorPtr* */);  in AttemptInstall()
84   const bool success = proxy_->GetStatus(out_last_checked_time,  in GetStatus()
98   return proxy_->SetCohortHint(cohort_hint, nullptr);  in SetCohortHint()
102   return proxy_->GetCohortHint(cohort_hint, nullptr);  in GetCohortHint()
106   return proxy_->SetUpdateOverCellularPermission(allowed, nullptr);  in SetUpdateOverCellularPermission()
111   return proxy_->GetUpdateOverCellularPermission(allowed, nullptr);  in GetUpdateOverCellularPermission()
115   return proxy_->SetP2PUpdatePermission(enabled, nullptr);  in SetP2PUpdatePermission()
119   return proxy_->GetP2PUpdatePermission(enabled, nullptr);  in GetP2PUpdatePermission()
123   return proxy_->AttemptRollback(powerwash, nullptr);  in Rollback()
128   return proxy_->GetRollbackPartition(rollback_partition, nullptr);  in GetRollbackPartition()
132   return proxy_->GetPrevVersion(prev_version, nullptr);  in GetPrevVersion()
136   bool ret = proxy_->RebootIfNeeded(nullptr);  in RebootIfNeeded()
146   return proxy_->ResetStatus(nullptr);  in ResetStatus()
225   proxy_->RegisterStatusUpdateSignalHandler(  in RegisterStatusUpdateHandler()
238   return proxy_->SetChannel(in_target_channel, allow_powerwash, nullptr);  in SetTargetChannel()
242   return proxy_->GetChannel(false,  // Get the target channel.  in GetTargetChannel()
248   return proxy_->GetChannel(true,  // Get the current channel.  in GetChannel()
255   return proxy_->GetLastAttemptError(last_attempt_error, nullptr);  in GetLastAttemptError()
259   return proxy_->GetEolStatus(eol_status, nullptr);  in GetEolStatus()