Fix the visibility of PhutilDaemon::run methods

Summary: Ref T6822. This method is only called from `PhutilDaemon::execute()` and can be made `protected`.

Test Plan: See D11404.

Reviewers: #blessed_reviewers, epriestley

Reviewed By: #blessed_reviewers, epriestley

Subscribers: Korvin, epriestley

Maniphest Tasks: T6822

Differential Revision: https://secure.phabricator.com/D11405

src/applications/fact/daemon/PhabricatorFactDaemon.php

@@ -6,7 +6,7 @@ final class PhabricatorFactDaemon extends PhabricatorDaemon {
 
   const RAW_FACT_BUFFER_LIMIT = 128;
 
-  public function run() {
+  protected function run() {
     $this->setEngines(PhabricatorFactEngine::loadAllEngines());
     while (!$this->shouldExit()) {
       $iterators = $this->getAllApplicationIterators();