diff --git a/src/applications/differential/controller/customrenderer/DifferentialRevisionDetailRenderer.php b/src/applications/differential/controller/customrenderer/DifferentialRevisionDetailRenderer.php
index 97400668c5..3262549364 100644
--- a/src/applications/differential/controller/customrenderer/DifferentialRevisionDetailRenderer.php
+++ b/src/applications/differential/controller/customrenderer/DifferentialRevisionDetailRenderer.php
@@ -29,15 +29,4 @@ abstract class DifferentialRevisionDetailRenderer {
    */
   abstract public function generateActionLinks(DifferentialRevision $revision,
                                                DifferentialDiff $diff);
-
-  /**
-   * This function must return an array of properties. These
-   * properties will be shown below other properties on differential
-   * revision page. Array keys are used for property names and array
-   * values are used for the actual property values. These property
-   * values will be displayed on the page as they are given, so they
-   * should be properly escaped.
-   */
-  abstract public function generateProperties(DifferentialRevision $revision,
-                                              DifferentialDiff $diff);
 }
diff --git a/src/applications/differential/controller/revisionview/DifferentialRevisionViewController.php b/src/applications/differential/controller/revisionview/DifferentialRevisionViewController.php
index 3daae67981..28646f5143 100644
--- a/src/applications/differential/controller/revisionview/DifferentialRevisionViewController.php
+++ b/src/applications/differential/controller/revisionview/DifferentialRevisionViewController.php
@@ -163,21 +163,14 @@ class DifferentialRevisionViewController extends DifferentialController {
       'differential.revision-custom-detail-renderer');
     if ($custom_renderer_class) {
 
-      // TODO: Either deprecate generateProperties() or build a better version
-      // of the action links and deprecate the whole class. Custom fields
-      // now provide a much more powerful version of generateProperties().
-
+      // TODO: build a better version of the action links and deprecate the
+      // whole DifferentialRevisionDetailRenderer class.
       PhutilSymbolLoader::loadClass($custom_renderer_class);
       $custom_renderer =
         newv($custom_renderer_class, array());
-      $properties = $custom_renderer->generateProperties($revision, $target);
-      $revision_detail->setProperties($properties);
-
       $actions = array_merge(
         $actions,
         $custom_renderer->generateActionLinks($revision, $target));
-    } else {
-      $revision_detail->setProperties(array());
     }
 
     $whitespace = $request->getStr(
diff --git a/src/applications/differential/view/revisiondetail/DifferentialRevisionDetailView.php b/src/applications/differential/view/revisiondetail/DifferentialRevisionDetailView.php
index f0900b72b7..e6d0dc46be 100644
--- a/src/applications/differential/view/revisiondetail/DifferentialRevisionDetailView.php
+++ b/src/applications/differential/view/revisiondetail/DifferentialRevisionDetailView.php
@@ -19,7 +19,6 @@
 final class DifferentialRevisionDetailView extends AphrontView {
 
   private $revision;
-  private $properties;
   private $actions;
   private $user;
   private $auxiliaryFields = array();
@@ -29,11 +28,6 @@ final class DifferentialRevisionDetailView extends AphrontView {
     return $this;
   }
 
-  public function setProperties(array $properties) {
-    $this->properties = $properties;
-    return $this;
-  }
-
   public function setActions(array $actions) {
     $this->actions = $actions;
     return $this;
@@ -57,14 +51,6 @@ final class DifferentialRevisionDetailView extends AphrontView {
     $revision = $this->revision;
 
     $rows = array();
-    foreach ($this->properties as $key => $field) {
-      $rows[] =
-        '<tr>'.
-          '<th>'.phutil_escape_html($key).':</th>'.
-          '<td>'.$field.'</td>'.
-        '</tr>';
-    }
-
     foreach ($this->auxiliaryFields as $field) {
       $value = $field->renderValueForRevisionView();
       if ($value !== null) {