Use PhutilClassMapQuery instead of PhutilSymbolLoader

Summary: Use `PhutilClassMaQuery` instead of `PhutilSymbolLoader`, mostly for consistency. Depends on D13588. Test Plan: Poked around a bunch of pages. Reviewers: #blessed_reviewers, epriestley Reviewed By: #blessed_reviewers, epriestley Subscribers: epriestley, Korvin Differential Revision: https://secure.phabricator.com/D13589
2024-09-16 15:28:48 +02:00 · 2015-08-14 07:49:00 +10:00 · 2015-08-14 07:49:00 +10:00 · 368f359114
commit 368f359114
parent 7938d9a529
73 changed files with 180 additions and 257 deletions
--- a/scripts/almanac/manage_almanac.php
+++ b/scripts/almanac/manage_almanac.php
@ -14,8 +14,8 @@ EOSYNOPSIS
 );
 $args->parseStandardArguments();

-$workflows = id(new PhutilSymbolLoader())
+$workflows = id(new PhutilClassMapQuery())
  ->setAncestorClass('AlmanacManagementWorkflow')
-  ->loadObjects();
+  ->execute();
 $workflows[] = new PhutilHelpArgumentWorkflow();
 $args->parseWorkflows($workflows);
--- a/scripts/cache/manage_cache.php
+++ b/scripts/cache/manage_cache.php
@ -14,8 +14,8 @@ EOSYNOPSIS
  );
 $args->parseStandardArguments();

-$workflows = id(new PhutilSymbolLoader())
+$workflows = id(new PhutilClassMapQuery())
  ->setAncestorClass('PhabricatorCacheManagementWorkflow')
-  ->loadObjects();
+  ->execute();
 $workflows[] = new PhutilHelpArgumentWorkflow();
 $args->parseWorkflows($workflows);
--- a/scripts/daemon/manage_daemons.php
+++ b/scripts/daemon/manage_daemons.php
@ -16,8 +16,8 @@ EOSYNOPSIS
  );
 $args->parseStandardArguments();

-$workflows = id(new PhutilSymbolLoader())
+$workflows = id(new PhutilClassMapQuery())
  ->setAncestorClass('PhabricatorDaemonManagementWorkflow')
-  ->loadObjects();
+  ->execute();
 $workflows[] = new PhutilHelpArgumentWorkflow();
 $args->parseWorkflows($workflows);
--- a/scripts/diviner/diviner.php
+++ b/scripts/diviner/diviner.php
@ -14,8 +14,8 @@ EOHELP
 );
 $args->parseStandardArguments();

-$workflows = id(new PhutilSymbolLoader())
+$workflows = id(new PhutilClassMapQuery())
  ->setAncestorClass('DivinerWorkflow')
-  ->loadObjects();
+  ->execute();
 $workflows[] = new PhutilHelpArgumentWorkflow();
 $args->parseWorkflows($workflows);
--- a/scripts/drydock/drydock_control.php
+++ b/scripts/drydock/drydock_control.php
@ -14,8 +14,8 @@ EOSYNOPSIS
 );
 $args->parseStandardArguments();

-$workflows = id(new PhutilSymbolLoader())
+$workflows = id(new PhutilClassMapQuery())
  ->setAncestorClass('DrydockManagementWorkflow')
-  ->loadObjects();
+  ->execute();
 $workflows[] = new PhutilHelpArgumentWorkflow();
 $args->parseWorkflows($workflows);
--- a/scripts/fact/manage_facts.php
+++ b/scripts/fact/manage_facts.php
@ -15,8 +15,8 @@ EOSYNOPSIS
  );
 $args->parseStandardArguments();

-$workflows = id(new PhutilSymbolLoader())
+$workflows = id(new PhutilClassMapQuery())
  ->setAncestorClass('PhabricatorFactManagementWorkflow')
-  ->loadObjects();
+  ->execute();
 $workflows[] = new PhutilHelpArgumentWorkflow();
 $args->parseWorkflows($workflows);
--- a/scripts/files/manage_files.php
+++ b/scripts/files/manage_files.php
@ -14,8 +14,8 @@ EOSYNOPSIS
  );
 $args->parseStandardArguments();

-$workflows = id(new PhutilSymbolLoader())
+$workflows = id(new PhutilClassMapQuery())
  ->setAncestorClass('PhabricatorFilesManagementWorkflow')
-  ->loadObjects();
+  ->execute();
 $workflows[] = new PhutilHelpArgumentWorkflow();
 $args->parseWorkflows($workflows);
--- a/scripts/lipsum/manage_lipsum.php
+++ b/scripts/lipsum/manage_lipsum.php
@ -14,8 +14,8 @@ EOSYNOPSIS
  );
 $args->parseStandardArguments();

-$workflows = id(new PhutilSymbolLoader())
+$workflows = id(new PhutilClassMapQuery())
  ->setAncestorClass('PhabricatorLipsumManagementWorkflow')
-  ->loadObjects();
+  ->execute();
 $workflows[] = new PhutilHelpArgumentWorkflow();
 $args->parseWorkflows($workflows);
--- a/scripts/mail/manage_mail.php
+++ b/scripts/mail/manage_mail.php
@ -14,8 +14,8 @@ EOSYNOPSIS
  );
 $args->parseStandardArguments();

-$workflows = id(new PhutilSymbolLoader())
+$workflows = id(new PhutilClassMapQuery())
  ->setAncestorClass('PhabricatorMailManagementWorkflow')
-  ->loadObjects();
+  ->execute();
 $workflows[] = new PhutilHelpArgumentWorkflow();
 $args->parseWorkflows($workflows);
--- a/scripts/repository/manage_repositories.php
+++ b/scripts/repository/manage_repositories.php
@ -15,8 +15,8 @@ EOSYNOPSIS
  );
 $args->parseStandardArguments();

-$workflows = id(new PhutilSymbolLoader())
+$workflows = id(new PhutilClassMapQuery())
  ->setAncestorClass('PhabricatorRepositoryManagementWorkflow')
-  ->loadObjects();
+  ->execute();
 $workflows[] = new PhutilHelpArgumentWorkflow();
 $args->parseWorkflows($workflows);
--- a/scripts/search/manage_search.php
+++ b/scripts/search/manage_search.php
@ -14,8 +14,8 @@ EOSYNOPSIS
  );
 $args->parseStandardArguments();

-$workflows = id(new PhutilSymbolLoader())
+$workflows = id(new PhutilClassMapQuery())
  ->setAncestorClass('PhabricatorSearchManagementWorkflow')
-  ->loadObjects();
+  ->execute();
 $workflows[] = new PhutilHelpArgumentWorkflow();
 $args->parseWorkflows($workflows);
--- a/scripts/setup/manage_audit.php
+++ b/scripts/setup/manage_audit.php
@ -14,8 +14,8 @@ EOSYNOPSIS
  );
 $args->parseStandardArguments();

-$workflows = id(new PhutilSymbolLoader())
+$workflows = id(new PhutilClassMapQuery())
  ->setAncestorClass('PhabricatorAuditManagementWorkflow')
-  ->loadObjects();
+  ->execute();
 $workflows[] = new PhutilHelpArgumentWorkflow();
 $args->parseWorkflows($workflows);
--- a/scripts/setup/manage_auth.php
+++ b/scripts/setup/manage_auth.php
@ -14,8 +14,8 @@ EOSYNOPSIS
  );
 $args->parseStandardArguments();

-$workflows = id(new PhutilSymbolLoader())
+$workflows = id(new PhutilClassMapQuery())
  ->setAncestorClass('PhabricatorAuthManagementWorkflow')
-  ->loadObjects();
+  ->execute();
 $workflows[] = new PhutilHelpArgumentWorkflow();
 $args->parseWorkflows($workflows);
--- a/scripts/setup/manage_celerity.php
+++ b/scripts/setup/manage_celerity.php
@ -14,8 +14,8 @@ EOSYNOPSIS
  );
 $args->parseStandardArguments();

-$workflows = id(new PhutilSymbolLoader())
+$workflows = id(new PhutilClassMapQuery())
  ->setAncestorClass('CelerityManagementWorkflow')
-  ->loadObjects();
+  ->execute();
 $workflows[] = new PhutilHelpArgumentWorkflow();
 $args->parseWorkflows($workflows);
--- a/scripts/setup/manage_config.php
+++ b/scripts/setup/manage_config.php
@ -14,8 +14,8 @@ EOSYNOPSIS
  );
 $args->parseStandardArguments();

-$workflows = id(new PhutilSymbolLoader())
+$workflows = id(new PhutilClassMapQuery())
  ->setAncestorClass('PhabricatorConfigManagementWorkflow')
-  ->loadObjects();
+  ->execute();
 $workflows[] = new PhutilHelpArgumentWorkflow();
 $args->parseWorkflows($workflows);
--- a/scripts/setup/manage_feed.php
+++ b/scripts/setup/manage_feed.php
@ -14,8 +14,8 @@ EOSYNOPSIS
  );
 $args->parseStandardArguments();

-$workflows = id(new PhutilSymbolLoader())
+$workflows = id(new PhutilClassMapQuery())
  ->setAncestorClass('PhabricatorFeedManagementWorkflow')
-  ->loadObjects();
+  ->execute();
 $workflows[] = new PhutilHelpArgumentWorkflow();
 $args->parseWorkflows($workflows);
--- a/scripts/setup/manage_harbormaster.php
+++ b/scripts/setup/manage_harbormaster.php
@ -14,8 +14,8 @@ EOSYNOPSIS
  );
 $args->parseStandardArguments();

-$workflows = id(new PhutilSymbolLoader())
+$workflows = id(new PhutilClassMapQuery())
  ->setAncestorClass('HarbormasterManagementWorkflow')
-  ->loadObjects();
+  ->execute();
 $workflows[] = new PhutilHelpArgumentWorkflow();
 $args->parseWorkflows($workflows);
--- a/scripts/setup/manage_hunks.php
+++ b/scripts/setup/manage_hunks.php
@ -14,8 +14,8 @@ EOSYNOPSIS
  );
 $args->parseStandardArguments();

-$workflows = id(new PhutilSymbolLoader())
+$workflows = id(new PhutilClassMapQuery())
  ->setAncestorClass('PhabricatorHunksManagementWorkflow')
-  ->loadObjects();
+  ->execute();
 $workflows[] = new PhutilHelpArgumentWorkflow();
 $args->parseWorkflows($workflows);
--- a/scripts/setup/manage_i18n.php
+++ b/scripts/setup/manage_i18n.php
@ -14,8 +14,8 @@ EOSYNOPSIS
  );
 $args->parseStandardArguments();

-$workflows = id(new PhutilSymbolLoader())
+$workflows = id(new PhutilClassMapQuery())
  ->setAncestorClass('PhabricatorInternationalizationManagementWorkflow')
-  ->loadObjects();
+  ->execute();
 $workflows[] = new PhutilHelpArgumentWorkflow();
 $args->parseWorkflows($workflows);
--- a/scripts/setup/manage_phortune.php
+++ b/scripts/setup/manage_phortune.php
@ -14,8 +14,8 @@ EOSYNOPSIS
  );
 $args->parseStandardArguments();

-$workflows = id(new PhutilSymbolLoader())
+$workflows = id(new PhutilClassMapQuery())
  ->setAncestorClass('PhabricatorPhortuneManagementWorkflow')
-  ->loadObjects();
+  ->execute();
 $workflows[] = new PhutilHelpArgumentWorkflow();
 $args->parseWorkflows($workflows);
--- a/scripts/setup/manage_policy.php
+++ b/scripts/setup/manage_policy.php
@ -14,8 +14,8 @@ EOSYNOPSIS
  );
 $args->parseStandardArguments();

-$workflows = id(new PhutilSymbolLoader())
+$workflows = id(new PhutilClassMapQuery())
  ->setAncestorClass('PhabricatorPolicyManagementWorkflow')
-  ->loadObjects();
+  ->execute();
 $workflows[] = new PhutilHelpArgumentWorkflow();
 $args->parseWorkflows($workflows);
--- a/scripts/setup/manage_remove.php
+++ b/scripts/setup/manage_remove.php
@ -14,8 +14,8 @@ EOSYNOPSIS
  );
 $args->parseStandardArguments();

-$workflows = id(new PhutilSymbolLoader())
+$workflows = id(new PhutilClassMapQuery())
  ->setAncestorClass('PhabricatorSystemRemoveWorkflow')
-  ->loadObjects();
+  ->execute();
 $workflows[] = new PhutilHelpArgumentWorkflow();
 $args->parseWorkflows($workflows);
--- a/scripts/setup/manage_trigger.php
+++ b/scripts/setup/manage_trigger.php
@ -14,8 +14,8 @@ EOSYNOPSIS
  );
 $args->parseStandardArguments();

-$workflows = id(new PhutilSymbolLoader())
+$workflows = id(new PhutilClassMapQuery())
  ->setAncestorClass('PhabricatorWorkerTriggerManagementWorkflow')
-  ->loadObjects();
+  ->execute();
 $workflows[] = new PhutilHelpArgumentWorkflow();
 $args->parseWorkflows($workflows);
--- a/scripts/setup/manage_worker.php
+++ b/scripts/setup/manage_worker.php
@ -14,8 +14,8 @@ EOSYNOPSIS
  );
 $args->parseStandardArguments();

-$workflows = id(new PhutilSymbolLoader())
+$workflows = id(new PhutilClassMapQuery())
  ->setAncestorClass('PhabricatorWorkerManagementWorkflow')
-  ->loadObjects();
+  ->execute();
 $workflows[] = new PhutilHelpArgumentWorkflow();
 $args->parseWorkflows($workflows);
--- a/scripts/sms/manage_sms.php
+++ b/scripts/sms/manage_sms.php
@ -14,8 +14,8 @@ EOSYNOPSIS
  );
 $args->parseStandardArguments();

-$workflows = id(new PhutilSymbolLoader())
+$workflows = id(new PhutilClassMapQuery())
  ->setAncestorClass('PhabricatorSMSManagementWorkflow')
-  ->loadObjects();
+  ->execute();
 $workflows[] = new PhutilHelpArgumentWorkflow();
 $args->parseWorkflows($workflows);
--- a/scripts/sql/manage_storage.php
+++ b/scripts/sql/manage_storage.php
@ -160,9 +160,9 @@ try {
  exit(1);
 }

-$workflows = id(new PhutilSymbolLoader())
+$workflows = id(new PhutilClassMapQuery())
  ->setAncestorClass('PhabricatorStorageManagementWorkflow')
-  ->loadObjects();
+  ->execute();

 $patches = PhabricatorSQLPatchList::buildAllPatches();

--- a/scripts/ssh/ssh-exec.php
+++ b/scripts/ssh/ssh-exec.php
@ -190,11 +190,10 @@ try {
        $user->getUsername()));
  }

-  $workflows = id(new PhutilSymbolLoader())
+  $workflows = id(new PhutilClassMapQuery())
    ->setAncestorClass('PhabricatorSSHWorkflow')
-    ->loadObjects();
-
-  $workflow_names = mpull($workflows, 'getName', 'getName');
+    ->setUniqueMethod('getName')
+    ->execute();

  if (!$original_argv) {
    throw new Exception(
@ -210,7 +209,7 @@ try {
        $user->getUsername(),
        'git clone',
        'hg push',
-        implode(', ', $workflow_names)));
+        implode(', ', array_keys($workflows))));
  }

  $log_argv = implode(' ', $original_argv);
--- a/src/tests/PhabricatorConduitTestCase.php
+++ b/src/tests/PhabricatorConduitTestCase.php
@ -3,9 +3,9 @@
 final class PhabricatorConduitTestCase extends PhabricatorTestCase {

  public function testConduitMethods() {
-    $methods = id(new PhutilSymbolLoader())
+    $methods = id(new PhutilClassMapQuery())
      ->setAncestorClass('ConduitAPIMethod')
-      ->loadObjects();
+      ->execute();

    // We're just looking for a side effect of ConduitCall construction
    // here: it will throw if any methods define reserved parameter names.
--- a/src/applications/conduit/method/ConduitAPIMethod.php
+++ b/src/applications/conduit/method/ConduitAPIMethod.php
@ -139,34 +139,10 @@ abstract class ConduitAPIMethod
  }

  public static function loadAllConduitMethods() {
-    static $method_map = null;
-
-    if ($method_map === null) {
-      $methods = id(new PhutilSymbolLoader())
-        ->setAncestorClass(__CLASS__)
-        ->loadObjects();
-
-      foreach ($methods as $method) {
-        $name = $method->getAPIMethodName();
-
-        if (empty($method_map[$name])) {
-          $method_map[$name] = $method;
-          continue;
-        }
-
-        $orig_class = get_class($method_map[$name]);
-        $this_class = get_class($method);
-        throw new Exception(
-          pht(
-            'Two Conduit API method classes (%s, %s) both have the same '.
-            'method name (%s). API methods must have unique method names.',
-            $orig_class,
-            $this_class,
-            $name));
-      }
-    }
-
-    return $method_map;
+    return id(new PhutilClassMapQuery())
+      ->setAncestorClass(__CLASS__)
+      ->setUniqueMethod('getAPIMethodName')
+      ->execute();
  }

  public static function getConduitMethod($method_name) {
--- a/src/applications/conduit/method/ConduitQueryConduitAPIMethod.php
+++ b/src/applications/conduit/method/ConduitQueryConduitAPIMethod.php
@ -19,10 +19,9 @@ final class ConduitQueryConduitAPIMethod extends ConduitAPIMethod {
  }

  protected function execute(ConduitAPIRequest $request) {
-    $classes = id(new PhutilSymbolLoader())
+    $classes = id(new PhutilClassMapQuery())
      ->setAncestorClass('ConduitAPIMethod')
-      ->setType('class')
-      ->loadObjects();
+      ->execute();

    $names_to_params = array();
    foreach ($classes as $class) {
--- a/src/applications/conduit/query/PhabricatorConduitMethodQuery.php
+++ b/src/applications/conduit/query/PhabricatorConduitMethodQuery.php
@ -47,14 +47,10 @@ final class PhabricatorConduitMethodQuery
  }

  private function getAllMethods() {
-    static $methods;
-    if ($methods === null) {
-      $methods = id(new PhutilSymbolLoader())
-        ->setAncestorClass('ConduitAPIMethod')
-        ->loadObjects();
-      $methods = msort($methods, 'getSortOrder');
-    }
-    return $methods;
+    return id(new PhutilClassMapQuery())
+      ->setAncestorClass('ConduitAPIMethod')
+      ->setSortMethod('getSortOrder')
+      ->execute();
  }

  private function filterMethods(array $methods) {
--- a/src/applications/config/schema/PhabricatorConfigCoreSchemaSpec.php
+++ b/src/applications/config/schema/PhabricatorConfigCoreSchemaSpec.php
@ -9,9 +9,9 @@ final class PhabricatorConfigCoreSchemaSpec
  public function buildSchemata() {
    // Build all Lisk table schemata.

-    $lisk_objects = id(new PhutilSymbolLoader())
+    $lisk_objects = id(new PhutilClassMapQuery())
      ->setAncestorClass('PhabricatorLiskDAO')
-      ->loadObjects();
+      ->execute();

    $counters = array();
    foreach ($lisk_objects as $object) {
--- a/src/applications/config/schema/PhabricatorConfigSchemaQuery.php
+++ b/src/applications/config/schema/PhabricatorConfigSchemaQuery.php
@ -155,9 +155,9 @@ final class PhabricatorConfigSchemaQuery extends Phobject {
    $databases = $this->getDatabaseNames();
    $info = $this->getAPI()->getCharsetInfo();

-    $specs = id(new PhutilSymbolLoader())
+    $specs = id(new PhutilClassMapQuery())
      ->setAncestorClass('PhabricatorConfigSchemaSpec')
-      ->loadObjects();
+      ->execute();

    $server_schema = new PhabricatorConfigServerSchema();
    foreach ($specs as $spec) {
--- a/src/applications/console/core/DarkConsoleCore.php
+++ b/src/applications/console/core/DarkConsoleCore.php
@ -6,19 +6,13 @@ final class DarkConsoleCore extends Phobject {
  const STORAGE_VERSION = 1;

  public function __construct() {
-    $symbols = id(new PhutilSymbolLoader())
-      ->setType('class')
+    $this->plugins = id(new PhutilClassMapQuery())
      ->setAncestorClass('DarkConsolePlugin')
-      ->selectAndLoadSymbols();
+      ->execute();

-    foreach ($symbols as $symbol) {
-      $plugin = newv($symbol['name'], array());
-      if (!$plugin->shouldStartup()) {
-        continue;
-      }
+    foreach ($this->plugins as $plugin) {
      $plugin->setConsoleCore($this);
      $plugin->didStartup();
-      $this->plugins[$symbol['name']] = $plugin;
    }
  }

--- a/src/applications/console/plugin/DarkConsolePlugin.php
+++ b/src/applications/console/plugin/DarkConsolePlugin.php
@ -62,10 +62,6 @@ abstract class DarkConsolePlugin extends Phobject {
    return $this->getRequest()->getRequestURI();
  }

-  public function shouldStartup() {
-    return true;
-  }
-
  public function didStartup() {
    return null;
  }
--- a/src/applications/daemon/management/PhabricatorDaemonManagementWorkflow.php
+++ b/src/applications/daemon/management/PhabricatorDaemonManagementWorkflow.php
@ -6,8 +6,7 @@ abstract class PhabricatorDaemonManagementWorkflow
  private $runDaemonsAsUser = null;

  final protected function loadAvailableDaemonClasses() {
-    $loader = new PhutilSymbolLoader();
-    return $loader
+    return id(new PhutilSymbolLoader())
      ->setAncestorClass('PhutilDaemon')
      ->setConcreteOnly(true)
      ->selectSymbolsWithoutLoading();
--- a/src/applications/dashboard/customfield/PhabricatorDashboardPanelSearchApplicationCustomField.php
+++ b/src/applications/dashboard/customfield/PhabricatorDashboardPanelSearchApplicationCustomField.php
@ -12,11 +12,11 @@ final class PhabricatorDashboardPanelSearchApplicationCustomField
  }

  public function renderEditControl(array $handles) {
-
-    $engines = id(new PhutilSymbolLoader())
+    $engines = id(new PhutilClassMapQuery())
      ->setAncestorClass('PhabricatorApplicationSearchEngine')
-      ->loadObjects();
-    $engines = mfilter($engines, 'canUseInPanelContext');
+      ->setFilterMethod('canUseInPanelContext')
+      ->execute();
+
    $all_apps = id(new PhabricatorApplicationQuery())
      ->setViewer($this->getViewer())
      ->withUnlisted(false)
--- a/src/applications/dashboard/customfield/PhabricatorDashboardPanelSearchQueryCustomField.php
+++ b/src/applications/dashboard/customfield/PhabricatorDashboardPanelSearchQueryCustomField.php
@ -12,11 +12,10 @@ final class PhabricatorDashboardPanelSearchQueryCustomField
  }

  public function renderEditControl(array $handles) {
-
-    $engines = id(new PhutilSymbolLoader())
+    $engines = id(new PhutilClassMapQuery())
      ->setAncestorClass('PhabricatorApplicationSearchEngine')
-      ->loadObjects();
-    $engines = mfilter($engines, 'canUseInPanelContext');
+      ->setFilterMethod('canUseInPanelContext')
+      ->execute();

    $value = $this->getFieldValue();

--- a/src/applications/differential/landing/DifferentialLandingActionMenuEventListener.php
+++ b/src/applications/differential/landing/DifferentialLandingActionMenuEventListener.php
@ -37,9 +37,10 @@ final class DifferentialLandingActionMenuEventListener
      return null;
    }

-    $strategies = id(new PhutilSymbolLoader())
+    $strategies = id(new PhutilClassMapQuery())
      ->setAncestorClass('DifferentialLandingStrategy')
-      ->loadObjects();
+      ->execute();
+
    foreach ($strategies as $strategy) {
      $viewer = $event->getUser();
      $action = $strategy->createMenuItem($viewer, $revision, $repository);
--- a/src/applications/diffusion/controller/DiffusionSymbolController.php
+++ b/src/applications/diffusion/controller/DiffusionSymbolController.php
@ -64,9 +64,10 @@ final class DiffusionSymbolController extends DiffusionController {
      $external_query->withLanguages(array($request->getStr('lang')));
    }

-    $external_sources = id(new PhutilSymbolLoader())
+    $external_sources = id(new PhutilClassMapQuery())
      ->setAncestorClass('DiffusionExternalSymbolsSource')
-      ->loadObjects();
+      ->execute();
+
    $results = array($symbols);
    foreach ($external_sources as $source) {
      $results[] = $source->executeQuery($external_query);
--- a/src/applications/diviner/workflow/DivinerGenerateWorkflow.php
+++ b/src/applications/diviner/workflow/DivinerGenerateWorkflow.php
@ -414,10 +414,9 @@ final class DivinerGenerateWorkflow extends DivinerWorkflow {
    $version['atom'] = DivinerAtom::getAtomSerializationVersion();
    $version['rules'] = $this->getRules();

-    $atomizers = id(new PhutilSymbolLoader())
+    $atomizers = id(new PhutilClassMapQuery())
      ->setAncestorClass('DivinerAtomizer')
-      ->setConcreteOnly(true)
-      ->selectAndLoadSymbols();
+      ->execute();

    $atomizer_versions = array();
    foreach ($atomizers as $atomizer) {
--- a/src/applications/doorkeeper/engine/DoorkeeperImportEngine.php
+++ b/src/applications/doorkeeper/engine/DoorkeeperImportEngine.php
@ -88,14 +88,12 @@ final class DoorkeeperImportEngine extends Phobject {
    }

    if (!$this->localOnly) {
-      $bridges = id(new PhutilSymbolLoader())
+      $bridges = id(new PhutilClassMapQuery())
        ->setAncestorClass('DoorkeeperBridge')
-        ->loadObjects();
+        ->setFilterMethod('isEnabled')
+        ->execute();

      foreach ($bridges as $key => $bridge) {
-        if (!$bridge->isEnabled()) {
-          unset($bridges[$key]);
-        }
        $bridge->setViewer($viewer);
        $bridge->setThrowOnMissingLink($this->throwOnMissingLink);
      }
--- a/src/applications/doorkeeper/option/PhabricatorAsanaConfigOptions.php
+++ b/src/applications/doorkeeper/option/PhabricatorAsanaConfigOptions.php
@ -120,9 +120,9 @@ final class PhabricatorAsanaConfigOptions

    $viewer = $request->getUser();

-    $publishers = id(new PhutilSymbolLoader())
+    $publishers = id(new PhutilClassMapQuery())
      ->setAncestorClass('DoorkeeperFeedStoryPublisher')
-      ->loadObjects();
+      ->execute();

    $out = array();
    $out[] = pht(
--- a/src/applications/doorkeeper/worker/DoorkeeperFeedWorker.php
+++ b/src/applications/doorkeeper/worker/DoorkeeperFeedWorker.php
@ -125,9 +125,9 @@ abstract class DoorkeeperFeedWorker extends FeedPushWorker {
    $viewer = $this->getViewer();
    $object = $this->getStoryObject();

-    $publishers = id(new PhutilSymbolLoader())
+    $publishers = id(new PhutilClassMapQuery())
      ->setAncestorClass('DoorkeeperFeedStoryPublisher')
-      ->loadObjects();
+      ->execute();

    foreach ($publishers as $publisher) {
      if (!$publisher->canPublishStory($story, $object)) {
--- a/src/applications/feed/worker/FeedPublisherWorker.php
+++ b/src/applications/feed/worker/FeedPublisherWorker.php
@ -23,6 +23,7 @@ final class FeedPublisherWorker extends FeedPushWorker {
    );

    // Find and schedule all the enabled Doorkeeper publishers.
+    // TODO: Use PhutilClassMapQuery?
    $doorkeeper_workers = id(new PhutilSymbolLoader())
      ->setAncestorClass('DoorkeeperFeedWorker')
      ->loadObjects($argv);
--- a/src/applications/files/storage/PhabricatorFile.php
+++ b/src/applications/files/storage/PhabricatorFile.php
@ -882,18 +882,9 @@ final class PhabricatorFile extends PhabricatorFileDAO
  }

  public static function buildAllEngines() {
-    $engines = id(new PhutilSymbolLoader())
-      ->setType('class')
-      ->setConcreteOnly(true)
+    return id(new PhutilClassMapQuery())
      ->setAncestorClass('PhabricatorFileStorageEngine')
-      ->selectAndLoadSymbols();
-
-    $results = array();
-    foreach ($engines as $engine_class) {
-      $results[] = newv($engine_class['name'], array());
-    }
-
-    return $results;
+      ->execute();
  }

  public function getViewableMimeType() {
--- a/src/applications/flag/query/PhabricatorFlagSearchEngine.php
+++ b/src/applications/flag/query/PhabricatorFlagSearchEngine.php
@ -100,11 +100,13 @@ final class PhabricatorFlagSearchEngine
  }

  private function getObjectFilterOptions() {
-    $objects = id(new PhutilSymbolLoader())
+    $objects = id(new PhutilClassMapQuery())
      ->setAncestorClass('PhabricatorFlaggableInterface')
-      ->loadObjects();
+      ->execute();
+
    $all_types = PhabricatorPHIDType::getAllTypes();
    $options = array();
+
    foreach ($objects as $object) {
      $phid = $object->generatePHID();
      $phid_type = phid_get_type($phid);
--- a/src/applications/harbormaster/storage/build/HarbormasterBuild.php
+++ b/src/applications/harbormaster/storage/build/HarbormasterBuild.php
@ -291,9 +291,9 @@ final class HarbormasterBuild extends HarbormasterDAO
  }

  public static function getAvailableBuildVariables() {
-    $objects = id(new PhutilSymbolLoader())
+    $objects = id(new PhutilClassMapQuery())
      ->setAncestorClass('HarbormasterBuildableInterface')
-      ->loadObjects();
+      ->execute();

    $variables = array();
    $variables[] = array(
--- a/src/applications/lipsum/management/PhabricatorLipsumGenerateWorkflow.php
+++ b/src/applications/lipsum/management/PhabricatorLipsumGenerateWorkflow.php
@ -20,9 +20,9 @@ final class PhabricatorLipsumGenerateWorkflow
  public function execute(PhutilArgumentParser $args) {
    $console = PhutilConsole::getConsole();

-    $supported_types = id(new PhutilSymbolLoader())
+    $supported_types = id(new PhutilClassMapQuery())
      ->setAncestorClass('PhabricatorTestDataGenerator')
-      ->loadObjects();
+      ->execute();

    $console->writeOut(
      "%s:\n\t%s\n",
--- a/src/applications/metamta/management/PhabricatorMailManagementReceiveTestWorkflow.php
+++ b/src/applications/metamta/management/PhabricatorMailManagementReceiveTestWorkflow.php
@ -105,15 +105,13 @@ final class PhabricatorMailManagementReceiveTestWorkflow
            'to' => $to.'+1+'.$pseudohash,
          ));

-      $receivers = id(new PhutilSymbolLoader())
+      $receivers = id(new PhutilClassMapQuery())
        ->setAncestorClass('PhabricatorMailReceiver')
-        ->loadObjects();
+        ->setFilterMethod('isEnabled')
+        ->execute();

      $receiver = null;
      foreach ($receivers as $possible_receiver) {
-        if (!$possible_receiver->isEnabled()) {
-          continue;
-        }
        if (!$possible_receiver->canAcceptMail($pseudomail)) {
          continue;
        }
--- a/src/applications/metamta/storage/PhabricatorMetaMTAReceivedMail.php
+++ b/src/applications/metamta/storage/PhabricatorMetaMTAReceivedMail.php
@ -265,15 +265,13 @@ final class PhabricatorMetaMTAReceivedMail extends PhabricatorMetaMTADAO {
   * accepts this mail, if one exists.
   */
  private function loadReceiver() {
-    $receivers = id(new PhutilSymbolLoader())
+    $receivers = id(new PhutilClassMapQuery())
      ->setAncestorClass('PhabricatorMailReceiver')
-      ->loadObjects();
+      ->setFilterMethod('isEnabled')
+      ->execute();

    $accept = array();
    foreach ($receivers as $key => $receiver) {
-      if (!$receiver->isEnabled()) {
-        continue;
-      }
      if ($receiver->canAcceptMail($this)) {
        $accept[$key] = $receiver;
      }
--- a/src/applications/policy/tests/PhabricatorPolicyTestCase.php
+++ b/src/applications/policy/tests/PhabricatorPolicyTestCase.php
@ -307,9 +307,9 @@ final class PhabricatorPolicyTestCase extends PhabricatorTestCase {
  }

  public function testAllQueriesBelongToActualApplications() {
-    $queries = id(new PhutilSymbolLoader())
+    $queries = id(new PhutilClassMapQuery())
      ->setAncestorClass('PhabricatorPolicyAwareQuery')
-      ->loadObjects();
+      ->execute();

    foreach ($queries as $qclass => $query) {
      $class = $query->getQueryApplicationClass();
--- a/src/applications/policy/config/PolicyLockOptionType.php
+++ b/src/applications/policy/config/PolicyLockOptionType.php
@ -4,10 +4,10 @@ final class PolicyLockOptionType
  extends PhabricatorConfigJSONOptionType {

  public function validateOption(PhabricatorConfigOption $option, $value) {
-    $capabilities = id(new PhutilSymbolLoader())
+    $capabilities = id(new PhutilClassMapQuery())
      ->setAncestorClass('PhabricatorPolicyCapability')
-      ->loadObjects();
-    $capabilities = mpull($capabilities, null, 'getCapabilityKey');
+      ->setUniqueMethod('getCapabilityKey')
+      ->execute();

    $policy_phids = array();
    foreach ($value as $capability_key => $policy) {
--- a/src/applications/policy/controller/PhabricatorPolicyEditController.php
+++ b/src/applications/policy/controller/PhabricatorPolicyEditController.php
@ -37,9 +37,9 @@ final class PhabricatorPolicyEditController
      PhabricatorPolicy::ACTION_DENY => pht('Deny'),
    );

-    $rules = id(new PhutilSymbolLoader())
+    $rules = id(new PhutilClassMapQuery())
      ->setAncestorClass('PhabricatorPolicyRule')
-      ->loadObjects();
+      ->execute();

    foreach ($rules as $key => $rule) {
      if (!$rule->canApplyToObject($object)) {
--- a/src/applications/policy/query/PhabricatorPolicyQuery.php
+++ b/src/applications/policy/query/PhabricatorPolicyQuery.php
@ -305,9 +305,9 @@ final class PhabricatorPolicyQuery
  }

  public static function getObjectPolicyRules($object) {
-    $rules = id(new PhutilSymbolLoader())
+    $rules = id(new PhutilClassMapQuery())
      ->setAncestorClass('PhabricatorPolicyRule')
-      ->loadObjects();
+      ->execute();

    $results = array();
    foreach ($rules as $rule) {
--- a/src/applications/search/index/PhabricatorSearchIndexer.php
+++ b/src/applications/search/index/PhabricatorSearchIndexer.php
@ -15,9 +15,9 @@ final class PhabricatorSearchIndexer extends Phobject {
  }

  public function indexDocumentByPHID($phid, $context) {
-    $indexers = id(new PhutilSymbolLoader())
+    $indexers = id(new PhutilClassMapQuery())
      ->setAncestorClass('PhabricatorSearchDocumentIndexer')
-      ->loadObjects();
+      ->execute();

    foreach ($indexers as $indexer) {
      if ($indexer->shouldIndexDocumentByPHID($phid)) {
--- a/src/applications/search/management/PhabricatorSearchManagementIndexWorkflow.php
+++ b/src/applications/search/management/PhabricatorSearchManagementIndexWorkflow.php
@ -122,9 +122,9 @@ final class PhabricatorSearchManagementIndexWorkflow
  }

  private function loadPHIDsByTypes($type) {
-    $indexers = id(new PhutilSymbolLoader())
+    $indexers = id(new PhutilClassMapQuery())
      ->setAncestorClass('PhabricatorSearchDocumentIndexer')
-      ->loadObjects();
+      ->execute();

    $phids = array();
    foreach ($indexers as $indexer) {
--- a/src/applications/search/query/PhabricatorSearchApplicationSearchEngine.php
+++ b/src/applications/search/query/PhabricatorSearchApplicationSearchEngine.php
@ -204,9 +204,9 @@ final class PhabricatorSearchApplicationSearchEngine
    // TODO: This is inelegant and not very efficient, but gets us reasonable
    // results. It would be nice to do this more elegantly.

-    $indexers = id(new PhutilSymbolLoader())
+    $indexers = id(new PhutilClassMapQuery())
      ->setAncestorClass('PhabricatorSearchDocumentIndexer')
-      ->loadObjects();
+      ->execute();

    if ($viewer) {
      $types = PhabricatorPHIDType::getAllInstalledTypes($viewer);
--- a/src/applications/settings/controller/PhabricatorSettingsMainController.php
+++ b/src/applications/settings/controller/PhabricatorSettingsMainController.php
@ -75,19 +75,11 @@ final class PhabricatorSettingsMainController
  }

  private function buildPanels() {
-    $panel_specs = id(new PhutilSymbolLoader())
+    $panels = id(new PhutilClassMapQuery())
      ->setAncestorClass('PhabricatorSettingsPanel')
-      ->setConcreteOnly(true)
-      ->selectAndLoadSymbols();
-
-    $panels = array();
-    foreach ($panel_specs as $spec) {
-      $class = newv($spec['name'], array());
-      $panels[] = $class->buildPanels();
-    }
-
-    $panels = array_mergev($panels);
-    $panels = mpull($panels, null, 'getPanelKey');
+      ->setExpandMethod('buildPanels')
+      ->setUniqueMethod('getPanelKey')
+      ->execute();

    $result = array();
    foreach ($panels as $key => $panel) {
--- a/src/applications/settings/panel/PhabricatorEmailPreferencesSettingsPanel.php
+++ b/src/applications/settings/panel/PhabricatorEmailPreferencesSettingsPanel.php
@ -191,16 +191,12 @@ final class PhabricatorEmailPreferencesSettingsPanel
  }

  private function getAllEditorsWithTags(PhabricatorUser $user) {
-    $editors = id(new PhutilSymbolLoader())
+    $editors = id(new PhutilClassMapQuery())
      ->setAncestorClass('PhabricatorApplicationTransactionEditor')
-      ->loadObjects();
+      ->setFilterMethod('getMailTagsMap')
+      ->execute();

    foreach ($editors as $key => $editor) {
-      // Remove editors which do not support mail tags.
-      if (!$editor->getMailTagsMap()) {
-        unset($editors[$key]);
-      }
-
      // Remove editors for applications which are not installed.
      $app = $editor->getEditorApplicationClass();
      if ($app !== null) {
--- a/src/applications/transactions/controller/PhabricatorApplicationTransactionShowOlderController.php
+++ b/src/applications/transactions/controller/PhabricatorApplicationTransactionShowOlderController.php
@ -23,9 +23,9 @@ final class PhabricatorApplicationTransactionShowOlderController
    }

    $template = $object->getApplicationTransactionTemplate();
-    $queries = id(new PhutilSymbolLoader())
+    $queries = id(new PhutilClassMapQuery())
      ->setAncestorClass('PhabricatorApplicationTransactionQuery')
-      ->loadObjects();
+      ->execute();

    $object_query = null;
    foreach ($queries as $query) {
--- a/src/applications/transactions/phid/PhabricatorApplicationTransactionTransactionPHIDType.php
+++ b/src/applications/transactions/phid/PhabricatorApplicationTransactionTransactionPHIDType.php
@ -28,9 +28,9 @@ final class PhabricatorApplicationTransactionTransactionPHIDType

    static $queries;
    if ($queries === null) {
-      $objects = id(new PhutilSymbolLoader())
+      $objects = id(new PhutilClassMapQuery())
        ->setAncestorClass('PhabricatorApplicationTransactionQuery')
-        ->loadObjects();
+        ->execute();

      $queries = array();
      foreach ($objects as $object) {
--- a/src/applications/transactions/worker/PhabricatorApplicationTransactionPublishWorker.php
+++ b/src/applications/transactions/worker/PhabricatorApplicationTransactionPublishWorker.php
@ -112,9 +112,9 @@ final class PhabricatorApplicationTransactionPublishWorker
   * the transactions.
   */
  private function buildTransactionQuery($type) {
-    $queries = id(new PhutilSymbolLoader())
+    $queries = id(new PhutilClassMapQuery())
      ->setAncestorClass('PhabricatorApplicationTransactionQuery')
-      ->loadObjects();
+      ->execute();

    foreach ($queries as $query) {
      $query_type = $query
--- a/src/applications/typeahead/controller/PhabricatorTypeaheadFunctionHelpController.php
+++ b/src/applications/typeahead/controller/PhabricatorTypeaheadFunctionHelpController.php
@ -11,9 +11,10 @@ final class PhabricatorTypeaheadFunctionHelpController
    $viewer = $this->getViewer();
    $class = $request->getURIData('class');

-    $sources = id(new PhutilSymbolLoader())
+    $sources = id(new PhutilClassMapQuery())
      ->setAncestorClass('PhabricatorTypeaheadDatasource')
-      ->loadObjects();
+      ->execute();
+
    if (!isset($sources[$class])) {
      return new Aphront404Response();
    }
--- a/src/applications/typeahead/controller/PhabricatorTypeaheadModularDatasourceController.php
+++ b/src/applications/typeahead/controller/PhabricatorTypeaheadModularDatasourceController.php
@ -29,9 +29,10 @@ final class PhabricatorTypeaheadModularDatasourceController
    // This makes form submission easier in the debug view.
    $class = nonempty($request->getURIData('class'), $request->getStr('class'));

-    $sources = id(new PhutilSymbolLoader())
+    $sources = id(new PhutilClassMapQuery())
      ->setAncestorClass('PhabricatorTypeaheadDatasource')
-      ->loadObjects();
+      ->execute();
+
    if (isset($sources[$class])) {
      $source = $sources[$class];
      $source->setParameters($request->getRequestData());
--- a/src/applications/uiexample/controller/PhabricatorUIExampleRenderController.php
+++ b/src/applications/uiexample/controller/PhabricatorUIExampleRenderController.php
@ -9,10 +9,10 @@ final class PhabricatorUIExampleRenderController extends PhabricatorController {
  public function handleRequest(AphrontRequest $request) {
    $id = $request->getURIData('class');

-    $classes = id(new PhutilSymbolLoader())
+    $classes = id(new PhutilClassMapQuery())
      ->setAncestorClass('PhabricatorUIExample')
-      ->loadObjects();
-    $classes = msort($classes, 'getName');
+      ->setSortMethod('getName')
+      ->execute();

    $nav = new AphrontSideNavFilterView();
    $nav->setBaseURI(new PhutilURI($this->getApplicationURI('view/')));
--- a/src/infrastructure/customfield/standard/PhabricatorStandardCustomField.php
+++ b/src/infrastructure/customfield/standard/PhabricatorStandardCustomField.php
@ -22,10 +22,10 @@ abstract class PhabricatorStandardCustomField
    PhabricatorCustomField $template,
    array $config) {

-    $types = id(new PhutilSymbolLoader())
+    $types = id(new PhutilClassMapQuery())
      ->setAncestorClass(__CLASS__)
-      ->loadObjects();
-    $types = mpull($types, null, 'getFieldType');
+      ->setUniqueMethod('getFieldType')
+      ->execute();

    $fields = array();
    foreach ($config as $key => $value) {
--- a/src/infrastructure/daemon/workers/PhabricatorTriggerDaemon.php
+++ b/src/infrastructure/daemon/workers/PhabricatorTriggerDaemon.php
@ -385,9 +385,9 @@ final class PhabricatorTriggerDaemon
   * @task garbage
   */
  private function loadGarbageCollectors() {
-    return id(new PhutilSymbolLoader())
+    return id(new PhutilClassMapQuery())
      ->setAncestorClass('PhabricatorGarbageCollector')
-      ->loadObjects();
+      ->execute();
  }


--- a/src/infrastructure/env/PhabricatorEnv.php
+++ b/src/infrastructure/env/PhabricatorEnv.php
@ -200,10 +200,11 @@ final class PhabricatorEnv extends Phobject {
    $default_source->loadExternalOptions();

    // If this install has site config sources, load them now.
-    $site_sources = id(new PhutilSymbolLoader())
+    $site_sources = id(new PhutilClassMapQuery())
      ->setAncestorClass('PhabricatorConfigSiteSource')
-      ->loadObjects();
-    $site_sources = msort($site_sources, 'getPriority');
+      ->setSortMethod('getPriority')
+      ->execute();
+
    foreach ($site_sources as $site_source) {
      $stack->pushSource($site_source);
    }
--- a/src/infrastructure/events/PhabricatorEventEngine.php
+++ b/src/infrastructure/events/PhabricatorEventEngine.php
@ -9,9 +9,9 @@ final class PhabricatorEventEngine extends Phobject {
    // be able to run `bin/config` in order to remove an invalid listener.

    // Load automatic listeners.
-    $listeners = id(new PhutilSymbolLoader())
+    $listeners = id(new PhutilClassMapQuery())
      ->setAncestorClass('PhabricatorAutoEventListener')
-      ->loadObjects();
+      ->execute();

    // Load configured listeners.
    $config_listeners = PhabricatorEnv::getEnvConfig('events.listeners');
--- a/src/infrastructure/markup/PhabricatorMarkupEngine.php
+++ b/src/infrastructure/markup/PhabricatorMarkupEngine.php
@ -622,15 +622,15 @@ final class PhabricatorMarkupEngine extends Phobject {
  }

  private static function loadCustomInlineRules() {
-    return id(new PhutilSymbolLoader())
+    return id(new PhutilClassMapQuery())
      ->setAncestorClass('PhabricatorRemarkupCustomInlineRule')
-      ->loadObjects();
+      ->execute();
  }

  private static function loadCustomBlockRules() {
-    return id(new PhutilSymbolLoader())
+    return id(new PhutilClassMapQuery())
      ->setAncestorClass('PhabricatorRemarkupCustomBlockRule')
-      ->loadObjects();
+      ->execute();
  }

 }
--- a/src/infrastructure/storage/patch/PhabricatorSQLPatchList.php
+++ b/src/infrastructure/storage/patch/PhabricatorSQLPatchList.php
@ -37,31 +37,15 @@ abstract class PhabricatorSQLPatchList extends Phobject {
  }

  final public static function buildAllPatches() {
-    $patch_lists = id(new PhutilSymbolLoader())
+    $patch_lists = id(new PhutilClassMapQuery())
      ->setAncestorClass(__CLASS__)
-      ->setConcreteOnly(true)
-      ->selectAndLoadSymbols();
+      ->setUniqueMethod('getNamespace')
+      ->execute();

    $specs = array();
    $seen_namespaces = array();

-    foreach ($patch_lists as $patch_class) {
-      $patch_class = $patch_class['name'];
-      $patch_list = newv($patch_class, array());
-
-      $namespace = $patch_list->getNamespace();
-      if (isset($seen_namespaces[$namespace])) {
-        $prior = $seen_namespaces[$namespace];
-        throw new Exception(
-          pht(
-            "%s '%s' has the same namespace, '%s', as another patch list ".
-            "class, '%s'. Each patch list MUST have a unique namespace.",
-            __CLASS__,
-            $patch_class,
-            $namespace,
-            $prior));
-      }
-
+    foreach ($patch_lists as $patch_list) {
      $last_key = null;
      foreach ($patch_list->getPatches() as $key => $patch) {
        if (!is_array($patch)) {
@ -69,7 +53,7 @@ abstract class PhabricatorSQLPatchList extends Phobject {
            pht(
              "%s '%s' has a patch '%s' which is not an array.",
              __CLASS__,
-              $patch_class,
+              get_class($patch_list),
              $key));
        }

@ -88,7 +72,7 @@ abstract class PhabricatorSQLPatchList extends Phobject {
                "%s '%s' has a patch, '%s', with an unknown property, '%s'.".
                "Patches must have only valid keys: %s.",
                __CLASS__,
-                $patch_class,
+                get_class($patch_list),
                $key,
                $pkey,
                implode(', ', array_keys($valid))));
@ -101,7 +85,7 @@ abstract class PhabricatorSQLPatchList extends Phobject {
              "%s '%s' has a patch with a numeric key, '%s'. ".
              "Patches must use string keys.",
              __CLASS__,
-              $patch_class,
+              get_class($patch_list),
              $key));
        }

@ -111,10 +95,11 @@ abstract class PhabricatorSQLPatchList extends Phobject {
              "%s '%s' has a patch with a colon in the key name, '%s'. ".
              "Patch keys may not contain colons.",
              __CLASS__,
-              $patch_class,
+              get_class($patch_list),
              $key));
        }

+        $namespace = $patch_list->getNamespace();
        $full_key = "{$namespace}:{$key}";

        if (isset($specs[$full_key])) {
@ -123,7 +108,7 @@ abstract class PhabricatorSQLPatchList extends Phobject {
              "%s '%s' has a patch '%s' which duplicates an ".
              "existing patch key.",
              __CLASS__,
-              $patch_class,
+              get_class($patch_list),
              $key));
        }

@ -152,7 +137,7 @@ abstract class PhabricatorSQLPatchList extends Phobject {
                "determined implicitly. The first patch in a patch list must ".
                "list the patch or patches it depends on explicitly.",
                $full_key,
-                $patch_class));
+                get_class($patch_list)));
          } else {
            $patch['after'] = array($last_key);
          }
--- a/support/aphlict/server/aphlict_launcher.php
+++ b/support/aphlict/server/aphlict_launcher.php
@ -16,8 +16,8 @@ EOSYNOPSIS
  );
 $args->parseStandardArguments();

-$workflows = id(new PhutilSymbolLoader())
+$workflows = id(new PhutilClassMapQuery())
  ->setAncestorClass('PhabricatorAphlictManagementWorkflow')
-  ->loadObjects();
+  ->execute();
 $workflows[] = new PhutilHelpArgumentWorkflow();
 $args->parseWorkflows($workflows);