Fix a broken class reference

Summary: This was broken in D13374. Also rearranged a few classes.

Test Plan: `arc lint`

Reviewers: epriestley, #blessed_reviewers

Reviewed By: epriestley, #blessed_reviewers

Subscribers: epriestley, Korvin

Differential Revision: https://secure.phabricator.com/D13575

src/__phutil_library_map__.php

@@ -2830,14 +2830,14 @@ phutil_register_library_map(array(
     'PhabricatorUserRealNameField' => 'applications/people/customfield/PhabricatorUserRealNameField.php',
     'PhabricatorUserRolesField' => 'applications/people/customfield/PhabricatorUserRolesField.php',
     'PhabricatorUserSchemaSpec' => 'applications/people/storage/PhabricatorUserSchemaSpec.php',
-    'PhabricatorUserSearchIndexer' => 'applications/people/searchfield/PhabricatorUserSearchIndexer.php',
+    'PhabricatorUserSearchIndexer' => 'applications/people/search/PhabricatorUserSearchIndexer.php',
     'PhabricatorUserSinceField' => 'applications/people/customfield/PhabricatorUserSinceField.php',
     'PhabricatorUserStatusField' => 'applications/people/customfield/PhabricatorUserStatusField.php',
     'PhabricatorUserTestCase' => 'applications/people/storage/__tests__/PhabricatorUserTestCase.php',
     'PhabricatorUserTitleField' => 'applications/people/customfield/PhabricatorUserTitleField.php',
     'PhabricatorUserTransaction' => 'applications/people/storage/PhabricatorUserTransaction.php',
     'PhabricatorUsersPolicyRule' => 'applications/policy/rule/PhabricatorUsersPolicyRule.php',
-    'PhabricatorUsersSearchField' => 'applications/people/search/PhabricatorUserSearchField.php',
+    'PhabricatorUsersSearchField' => 'applications/people/searchfield/PhabricatorUsersSearchField.php',
     'PhabricatorVCSResponse' => 'applications/repository/response/PhabricatorVCSResponse.php',
     'PhabricatorVeryWowEnglishTranslation' => 'infrastructure/internationalization/translation/PhabricatorVeryWowEnglishTranslation.php',
     'PhabricatorViewerDatasource' => 'applications/people/typeahead/PhabricatorViewerDatasource.php',

src/applications/conpherence/query/ConpherenceThreadSearchEngine.php

@@ -18,7 +18,7 @@ final class ConpherenceThreadSearchEngine
 
   protected function buildCustomSearchFields() {
     return array(
-      id(new PhabricatorSearchUsersField())
+      id(new PhabricatorUsersSearchField())
         ->setLabel(pht('Participants'))
         ->setKey('participants')
         ->setAliases(array('participant')),