diff --git a/src/applications/config/controller/PhabricatorConfigAllController.php b/src/applications/config/controller/PhabricatorConfigAllController.php
index 3161ee19aa..89b5a455ce 100644
--- a/src/applications/config/controller/PhabricatorConfigAllController.php
+++ b/src/applications/config/controller/PhabricatorConfigAllController.php
@@ -74,7 +74,7 @@ final class PhabricatorConfigAllController
 
     $object_box = id(new PHUIObjectBoxView())
       ->setHeaderText(pht('Current Settings'))
-      ->addContent($version_property_list);
+      ->setPropertyList($version_property_list);
 
     $phabricator_root = dirname(phutil_get_library_root('phabricator'));
     $version_path = $phabricator_root.'/conf/local/VERSION';
diff --git a/src/applications/countdown/controller/PhabricatorCountdownViewController.php b/src/applications/countdown/controller/PhabricatorCountdownViewController.php
index a0abfdce5e..1bcffbb4f6 100644
--- a/src/applications/countdown/controller/PhabricatorCountdownViewController.php
+++ b/src/applications/countdown/controller/PhabricatorCountdownViewController.php
@@ -49,8 +49,8 @@ final class PhabricatorCountdownViewController
 
     $object_box = id(new PHUIObjectBoxView())
       ->setHeader($header)
-      ->addContent($actions)
-      ->addContent($properties);
+      ->setActionList($actions)
+      ->setPropertyList($properties);
 
     $content = array(
       $crumbs,
diff --git a/src/applications/differential/controller/DifferentialRevisionViewController.php b/src/applications/differential/controller/DifferentialRevisionViewController.php
index 3aaa5cce25..3b1eac014a 100644
--- a/src/applications/differential/controller/DifferentialRevisionViewController.php
+++ b/src/applications/differential/controller/DifferentialRevisionViewController.php
@@ -872,7 +872,7 @@ final class DifferentialRevisionViewController extends DifferentialController {
 
     return id(new PHUIObjectBoxView())
       ->setHeaderText(pht('Open Revisions Affecting These Files'))
-      ->addContent($view);
+      ->appendChild($view);
   }
 
   /**
diff --git a/src/applications/differential/view/DifferentialAddCommentView.php b/src/applications/differential/view/DifferentialAddCommentView.php
index 6e3bc8f14c..76f2bffcb7 100644
--- a/src/applications/differential/view/DifferentialAddCommentView.php
+++ b/src/applications/differential/view/DifferentialAddCommentView.php
@@ -195,9 +195,9 @@ final class DifferentialAddCommentView extends AphrontView {
 
     $comment_box = id(new PHUIObjectBoxView())
       ->setHeader($header)
-      ->addContent($anchor)
-      ->addContent($warn)
-      ->addContent($form);
+      ->appendChild($anchor)
+      ->appendChild($warn)
+      ->appendChild($form);
 
     return array($comment_box, $preview);
   }
diff --git a/src/applications/differential/view/DifferentialChangesetListView.php b/src/applications/differential/view/DifferentialChangesetListView.php
index e64cc31445..fc8784e2e2 100644
--- a/src/applications/differential/view/DifferentialChangesetListView.php
+++ b/src/applications/differential/view/DifferentialChangesetListView.php
@@ -210,7 +210,7 @@ final class DifferentialChangesetListView extends AphrontView {
 
     $object_box = id(new PHUIObjectBoxView())
       ->setHeader($header)
-      ->addContent($content);
+      ->appendChild($content);
 
     return $object_box;
   }
diff --git a/src/applications/differential/view/DifferentialDiffTableOfContentsView.php b/src/applications/differential/view/DifferentialDiffTableOfContentsView.php
index e9e1ea21cb..1ba389839a 100644
--- a/src/applications/differential/view/DifferentialDiffTableOfContentsView.php
+++ b/src/applications/differential/view/DifferentialDiffTableOfContentsView.php
@@ -239,7 +239,7 @@ final class DifferentialDiffTableOfContentsView extends AphrontView {
 
     return id(new PHUIObjectBoxView())
       ->setHeaderText(pht('Table of Contents'))
-      ->addContent($content);
+      ->appendChild($content);
   }
 
   private function renderRename($display_file, $other_file, $arrow) {
diff --git a/src/applications/differential/view/DifferentialLocalCommitsView.php b/src/applications/differential/view/DifferentialLocalCommitsView.php
index 2c1d8b7f73..aec57bfe81 100644
--- a/src/applications/differential/view/DifferentialLocalCommitsView.php
+++ b/src/applications/differential/view/DifferentialLocalCommitsView.php
@@ -136,9 +136,8 @@ final class DifferentialLocalCommitsView extends AphrontView {
       phutil_implode_html("\n", $rows));
 
     return id(new PHUIObjectBoxView())
-        ->setHeaderText(pht('Local Commits'))
-        ->addContent($content);
-
+      ->setHeaderText(pht('Local Commits'))
+      ->appendChild($content);
   }
 
   private static function formatCommit($commit) {
diff --git a/src/applications/differential/view/DifferentialRevisionDetailView.php b/src/applications/differential/view/DifferentialRevisionDetailView.php
index b13d25ae9b..a529608dce 100644
--- a/src/applications/differential/view/DifferentialRevisionDetailView.php
+++ b/src/applications/differential/view/DifferentialRevisionDetailView.php
@@ -112,9 +112,9 @@ final class DifferentialRevisionDetailView extends AphrontView {
     $properties->setHasKeyboardShortcuts(true);
 
     $object_box = id(new PHUIObjectBoxView())
-        ->setHeader($header)
-        ->addContent($actions)
-        ->addContent($properties);
+      ->setHeader($header)
+      ->setActionList($actions)
+      ->setPropertyList($properties);
 
     return $object_box;
   }
diff --git a/src/applications/differential/view/DifferentialRevisionUpdateHistoryView.php b/src/applications/differential/view/DifferentialRevisionUpdateHistoryView.php
index afa52652a2..c10f985b1d 100644
--- a/src/applications/differential/view/DifferentialRevisionUpdateHistoryView.php
+++ b/src/applications/differential/view/DifferentialRevisionUpdateHistoryView.php
@@ -219,8 +219,8 @@ final class DifferentialRevisionUpdateHistoryView extends AphrontView {
       pht('Show Diff'));
 
     return id(new PHUIObjectBoxView())
-        ->setHeaderText(pht('Revision Update History'))
-        ->addContent($content);
+      ->setHeaderText(pht('Revision Update History'))
+      ->appendChild($content);
   }
 
   const STAR_NONE = 'none';
diff --git a/src/applications/diffusion/controller/DiffusionBrowseDirectoryController.php b/src/applications/diffusion/controller/DiffusionBrowseDirectoryController.php
index 00302be73c..35d702c1de 100644
--- a/src/applications/diffusion/controller/DiffusionBrowseDirectoryController.php
+++ b/src/applications/diffusion/controller/DiffusionBrowseDirectoryController.php
@@ -24,8 +24,8 @@ final class DiffusionBrowseDirectoryController
 
     $object_box = id(new PHUIObjectBoxView())
       ->setHeader($this->buildHeaderView($drequest))
-      ->addContent($this->buildActionView($drequest))
-      ->addContent($this->buildPropertyView($drequest));
+      ->setActionList($this->buildActionView($drequest))
+      ->setPropertyList($this->buildPropertyView($drequest));
 
     $content[] = $object_box;
     $content[] = $this->renderSearchForm($collapsed = true);
@@ -77,7 +77,7 @@ final class DiffusionBrowseDirectoryController
 
       $object_box = id(new PHUIObjectBoxView())
         ->setHeaderText(pht('README'))
-        ->addContent($box);
+        ->appendChild($box);
 
       $content[] = $object_box;
     }
diff --git a/src/applications/diffusion/controller/DiffusionBrowseFileController.php b/src/applications/diffusion/controller/DiffusionBrowseFileController.php
index 06c10b3844..52dc63ab0b 100644
--- a/src/applications/diffusion/controller/DiffusionBrowseFileController.php
+++ b/src/applications/diffusion/controller/DiffusionBrowseFileController.php
@@ -100,8 +100,8 @@ final class DiffusionBrowseFileController extends DiffusionBrowseController {
 
     $object_box = id(new PHUIObjectBoxView())
       ->setHeader($this->buildHeaderView($drequest))
-      ->addContent($this->buildActionView($drequest))
-      ->addContent($this->buildPropertyView($drequest));
+      ->setActionList($this->buildActionView($drequest))
+      ->setPropertyList($this->buildPropertyView($drequest));
 
     // Render the page.
     $content = array();
diff --git a/src/applications/diffusion/controller/DiffusionBrowseSearchController.php b/src/applications/diffusion/controller/DiffusionBrowseSearchController.php
index 36b9e16d64..0ca2636b85 100644
--- a/src/applications/diffusion/controller/DiffusionBrowseSearchController.php
+++ b/src/applications/diffusion/controller/DiffusionBrowseSearchController.php
@@ -7,8 +7,8 @@ final class DiffusionBrowseSearchController extends DiffusionBrowseController {
 
     $object_box = id(new PHUIObjectBoxView())
       ->setHeader($this->buildHeaderView($drequest))
-      ->addContent($this->buildActionView($drequest))
-      ->addContent($this->buildPropertyView($drequest));
+      ->setActionList($this->buildActionView($drequest))
+      ->setPropertyList($this->buildPropertyView($drequest));
 
     $content = array();
 
diff --git a/src/applications/diffusion/controller/DiffusionChangeController.php b/src/applications/diffusion/controller/DiffusionChangeController.php
index 4724056362..b6fa8599f2 100644
--- a/src/applications/diffusion/controller/DiffusionChangeController.php
+++ b/src/applications/diffusion/controller/DiffusionChangeController.php
@@ -84,8 +84,8 @@ final class DiffusionChangeController extends DiffusionController {
 
     $object_box = id(new PHUIObjectBoxView())
       ->setHeader($header)
-      ->addContent($actions)
-      ->addContent($properties);
+      ->setActionList($actions)
+      ->setPropertyList($properties);
 
     return $this->buildApplicationPage(
       array(
diff --git a/src/applications/diffusion/controller/DiffusionCommitController.php b/src/applications/diffusion/controller/DiffusionCommitController.php
index a56b6680c2..e88e321566 100644
--- a/src/applications/diffusion/controller/DiffusionCommitController.php
+++ b/src/applications/diffusion/controller/DiffusionCommitController.php
@@ -140,8 +140,8 @@ final class DiffusionCommitController extends DiffusionController {
 
       $object_box = id(new PHUIObjectBoxView())
         ->setHeader($headsup_view)
-        ->addContent($headsup_actions)
-        ->addContent($property_list);
+        ->setActionList($headsup_actions)
+        ->setPropertyList($property_list);
 
       $content[] = $object_box;
     }
@@ -743,7 +743,7 @@ final class DiffusionCommitController extends DiffusionController {
 
     $comment_box = id(new PHUIObjectBoxView())
       ->setHeader($header)
-      ->addContent($form);
+      ->appendChild($form);
 
     return phutil_tag(
       'div',
diff --git a/src/applications/diffusion/controller/DiffusionHistoryController.php b/src/applications/diffusion/controller/DiffusionHistoryController.php
index 4200b00694..d727c1fafc 100644
--- a/src/applications/diffusion/controller/DiffusionHistoryController.php
+++ b/src/applications/diffusion/controller/DiffusionHistoryController.php
@@ -74,8 +74,8 @@ final class DiffusionHistoryController extends DiffusionController {
 
     $object_box = id(new PHUIObjectBoxView())
       ->setHeader($header)
-      ->addContent($actions)
-      ->addContent($properties);
+      ->setActionList($actions)
+      ->setPropertyList($properties);
 
     $crumbs = $this->buildCrumbs(
       array(
diff --git a/src/applications/diffusion/controller/DiffusionLintController.php b/src/applications/diffusion/controller/DiffusionLintController.php
index 2e6d76d4d7..d7166047a5 100644
--- a/src/applications/diffusion/controller/DiffusionLintController.php
+++ b/src/applications/diffusion/controller/DiffusionLintController.php
@@ -168,8 +168,8 @@ final class DiffusionLintController extends DiffusionController {
 
       $object_box = id(new PHUIObjectBoxView())
         ->setHeader($header)
-        ->addContent($actions)
-        ->addContent($properties);
+        ->setActionList($actions)
+        ->setPropertyList($properties);
     } else {
       $object_box = null;
     }
diff --git a/src/applications/diffusion/controller/DiffusionRepositoryController.php b/src/applications/diffusion/controller/DiffusionRepositoryController.php
index 7dcc3ce579..4b559c80ad 100644
--- a/src/applications/diffusion/controller/DiffusionRepositoryController.php
+++ b/src/applications/diffusion/controller/DiffusionRepositoryController.php
@@ -176,8 +176,8 @@ final class DiffusionRepositoryController extends DiffusionController {
 
     return id(new PHUIObjectBoxView())
       ->setHeader($header)
-      ->addContent($actions)
-      ->addContent($view);
+      ->setActionList($actions)
+      ->setPropertyList($view);
 
   }
 
diff --git a/src/applications/drydock/controller/DrydockLeaseViewController.php b/src/applications/drydock/controller/DrydockLeaseViewController.php
index 050cb52d59..5dc6d6c361 100644
--- a/src/applications/drydock/controller/DrydockLeaseViewController.php
+++ b/src/applications/drydock/controller/DrydockLeaseViewController.php
@@ -47,8 +47,8 @@ final class DrydockLeaseViewController extends DrydockController {
 
     $object_box = id(new PHUIObjectBoxView())
       ->setHeader($header)
-      ->addContent($actions)
-      ->addContent($properties);
+      ->setActionList($actions)
+      ->setPropertyList($properties);
 
     return $this->buildApplicationPage(
       array(
diff --git a/src/applications/drydock/controller/DrydockResourceViewController.php b/src/applications/drydock/controller/DrydockResourceViewController.php
index 573c4e8016..b9259786de 100644
--- a/src/applications/drydock/controller/DrydockResourceViewController.php
+++ b/src/applications/drydock/controller/DrydockResourceViewController.php
@@ -58,8 +58,8 @@ final class DrydockResourceViewController extends DrydockController {
 
     $object_box = id(new PHUIObjectBoxView())
       ->setHeader($header)
-      ->addContent($actions)
-      ->addContent($properties);
+      ->setActionList($actions)
+      ->setPropertyList($properties);
 
     return $this->buildApplicationPage(
       array(
diff --git a/src/applications/files/controller/PhabricatorFileInfoController.php b/src/applications/files/controller/PhabricatorFileInfoController.php
index ddbae7babe..4abf378725 100644
--- a/src/applications/files/controller/PhabricatorFileInfoController.php
+++ b/src/applications/files/controller/PhabricatorFileInfoController.php
@@ -51,8 +51,8 @@ final class PhabricatorFileInfoController extends PhabricatorFileController {
 
     $object_box = id(new PHUIObjectBoxView())
       ->setHeader($header)
-      ->addContent($actions)
-      ->addContent($properties);
+      ->setActionList($actions)
+      ->setPropertyList($properties);
 
     return $this->buildApplicationPage(
       array(
@@ -113,7 +113,7 @@ final class PhabricatorFileInfoController extends PhabricatorFileController {
     $comment_box = id(new PHUIObjectBoxView())
       ->setFlush(true)
       ->setHeader($add_comment_header)
-      ->addContent($add_comment_form);
+      ->appendChild($add_comment_form);
 
     return array(
       $timeline,
diff --git a/src/applications/herald/controller/HeraldRuleViewController.php b/src/applications/herald/controller/HeraldRuleViewController.php
index 26a055617c..b7b6f582bc 100644
--- a/src/applications/herald/controller/HeraldRuleViewController.php
+++ b/src/applications/herald/controller/HeraldRuleViewController.php
@@ -34,8 +34,8 @@ final class HeraldRuleViewController extends HeraldController {
 
     $object_box = id(new PHUIObjectBoxView())
       ->setHeader($header)
-      ->addContent($actions)
-      ->addContent($properties);
+      ->setActionList($actions)
+      ->setPropertyList($properties);
 
     return $this->buildApplicationPage(
       array(
diff --git a/src/applications/legalpad/controller/LegalpadDocumentViewController.php b/src/applications/legalpad/controller/LegalpadDocumentViewController.php
index 2168a4616b..ccfe5684af 100644
--- a/src/applications/legalpad/controller/LegalpadDocumentViewController.php
+++ b/src/applications/legalpad/controller/LegalpadDocumentViewController.php
@@ -88,8 +88,8 @@ final class LegalpadDocumentViewController extends LegalpadController {
 
     $object_box = id(new PHUIObjectBoxView())
       ->setHeader($header)
-      ->addContent($actions)
-      ->addContent($properties);
+      ->setActionList($actions)
+      ->setPropertyList($properties);
 
     $content = array(
       $crumbs,
@@ -216,7 +216,7 @@ final class LegalpadDocumentViewController extends LegalpadController {
     return id(new PHUIObjectBoxView())
       ->setFlush(true)
       ->setHeader($header)
-      ->addContent($form);
+      ->appendChild($form);
 
   }
 
diff --git a/src/applications/macro/controller/PhabricatorMacroEditController.php b/src/applications/macro/controller/PhabricatorMacroEditController.php
index e2eb917096..1cdf858a8e 100644
--- a/src/applications/macro/controller/PhabricatorMacroEditController.php
+++ b/src/applications/macro/controller/PhabricatorMacroEditController.php
@@ -258,8 +258,8 @@ final class PhabricatorMacroEditController
             ->setValue(pht('Upload File')));
 
       $upload = id(new PHUIObjectBoxView())
-      ->setHeaderText(pht('Upload New File'))
-      ->setForm($upload_form);
+        ->setHeaderText(pht('Upload New File'))
+        ->setForm($upload_form);
     }
 
     $form_box = id(new PHUIObjectBoxView())
diff --git a/src/applications/macro/controller/PhabricatorMacroViewController.php b/src/applications/macro/controller/PhabricatorMacroViewController.php
index 11e1b2a32b..39fb032ed7 100644
--- a/src/applications/macro/controller/PhabricatorMacroViewController.php
+++ b/src/applications/macro/controller/PhabricatorMacroViewController.php
@@ -93,13 +93,13 @@ final class PhabricatorMacroViewController
 
     $object_box = id(new PHUIObjectBoxView())
       ->setHeader($header)
-      ->addContent($actions)
-      ->addContent($properties);
+      ->setActionList($actions)
+      ->setPropertyList($properties);
 
     $comment_box = id(new PHUIObjectBoxView())
       ->setFlush(true)
       ->setHeader($add_comment_header)
-      ->addContent($add_comment_form);
+      ->appendChild($add_comment_form);
 
     return $this->buildApplicationPage(
       array(
diff --git a/src/applications/maniphest/controller/ManiphestTaskDetailController.php b/src/applications/maniphest/controller/ManiphestTaskDetailController.php
index 62e533a098..ee00597a3f 100644
--- a/src/applications/maniphest/controller/ManiphestTaskDetailController.php
+++ b/src/applications/maniphest/controller/ManiphestTaskDetailController.php
@@ -365,13 +365,13 @@ final class ManiphestTaskDetailController extends ManiphestController {
 
     $object_box = id(new PHUIObjectBoxView())
       ->setHeader($header)
-      ->addContent($actions)
-      ->addContent($properties);
+      ->setActionList($actions)
+      ->setPropertyList($properties);
 
     $comment_box = id(new PHUIObjectBoxView())
       ->setFlush(true)
       ->setHeader($comment_header)
-      ->addContent($comment_form);
+      ->appendChild($comment_form);
 
     return $this->buildApplicationPage(
       array(
diff --git a/src/applications/meta/controller/PhabricatorApplicationDetailViewController.php b/src/applications/meta/controller/PhabricatorApplicationDetailViewController.php
index e540093d41..c789aaa969 100644
--- a/src/applications/meta/controller/PhabricatorApplicationDetailViewController.php
+++ b/src/applications/meta/controller/PhabricatorApplicationDetailViewController.php
@@ -56,8 +56,8 @@ final class PhabricatorApplicationDetailViewController
 
     $object_box = id(new PHUIObjectBoxView())
       ->setHeader($header)
-      ->addContent($actions)
-      ->addContent($properties);
+      ->setActionList($actions)
+      ->setPropertyList($properties);
 
     return $this->buildApplicationPage(
       array(
diff --git a/src/applications/paste/controller/PhabricatorPasteViewController.php b/src/applications/paste/controller/PhabricatorPasteViewController.php
index 42bd6432b7..d270fb4e06 100644
--- a/src/applications/paste/controller/PhabricatorPasteViewController.php
+++ b/src/applications/paste/controller/PhabricatorPasteViewController.php
@@ -71,8 +71,8 @@ final class PhabricatorPasteViewController extends PhabricatorPasteController {
 
     $object_box = id(new PHUIObjectBoxView())
       ->setHeader($header)
-      ->addContent($actions)
-      ->addContent($properties);
+      ->setActionList($actions)
+      ->setPropertyList($properties);
 
     $source_code = $this->buildSourceCodeView(
       $paste,
@@ -139,7 +139,7 @@ final class PhabricatorPasteViewController extends PhabricatorPasteController {
     $comment_box = id(new PHUIObjectBoxView())
       ->setFlush(true)
       ->setHeader($add_comment_header)
-      ->addContent($add_comment_form);
+      ->appendChild($add_comment_form);
 
     return $this->buildApplicationPage(
       array(
diff --git a/src/applications/people/controller/PhabricatorPeopleProfileController.php b/src/applications/people/controller/PhabricatorPeopleProfileController.php
index c31e9cc851..c42523ab30 100644
--- a/src/applications/people/controller/PhabricatorPeopleProfileController.php
+++ b/src/applications/people/controller/PhabricatorPeopleProfileController.php
@@ -78,8 +78,8 @@ final class PhabricatorPeopleProfileController
 
     $object_box = id(new PHUIObjectBoxView())
       ->setHeader($header)
-      ->addContent($actions)
-      ->addContent($properties);
+      ->setActionList($actions)
+      ->setPropertyList($properties);
 
     return $this->buildApplicationPage(
       array(
diff --git a/src/applications/phame/controller/blog/PhameBlogViewController.php b/src/applications/phame/controller/blog/PhameBlogViewController.php
index 0782bd4bd2..0e0abbd26e 100644
--- a/src/applications/phame/controller/blog/PhameBlogViewController.php
+++ b/src/applications/phame/controller/blog/PhameBlogViewController.php
@@ -65,8 +65,8 @@ final class PhameBlogViewController extends PhameController {
 
     $object_box = id(new PHUIObjectBoxView())
       ->setHeader($header)
-      ->addContent($actions)
-      ->addContent($properties);
+      ->setActionList($actions)
+      ->setPropertyList($properties);
 
     $nav->appendChild(
       array(
diff --git a/src/applications/phame/controller/post/PhamePostViewController.php b/src/applications/phame/controller/post/PhamePostViewController.php
index 5cf3d73ebf..f08bf0a36f 100644
--- a/src/applications/phame/controller/post/PhamePostViewController.php
+++ b/src/applications/phame/controller/post/PhamePostViewController.php
@@ -50,8 +50,8 @@ final class PhamePostViewController extends PhameController {
 
     $object_box = id(new PHUIObjectBoxView())
       ->setHeader($header)
-      ->addContent($actions)
-      ->addContent($properties);
+      ->setActionList($actions)
+      ->setPropertyList($properties);
 
     if ($post->isDraft()) {
       $object_box->appendChild(
diff --git a/src/applications/phlux/controller/PhluxViewController.php b/src/applications/phlux/controller/PhluxViewController.php
index c8a87ca774..bc0c2882c4 100644
--- a/src/applications/phlux/controller/PhluxViewController.php
+++ b/src/applications/phlux/controller/PhluxViewController.php
@@ -76,8 +76,8 @@ final class PhluxViewController extends PhluxController {
 
     $object_box = id(new PHUIObjectBoxView())
       ->setHeader($header)
-      ->addContent($actions)
-      ->addContent($properties);
+      ->setActionList($actions)
+      ->setPropertyList($properties);
 
     return $this->buildApplicationPage(
       array(
diff --git a/src/applications/pholio/controller/PholioMockViewController.php b/src/applications/pholio/controller/PholioMockViewController.php
index e671495d0e..b1794ea8a3 100644
--- a/src/applications/pholio/controller/PholioMockViewController.php
+++ b/src/applications/pholio/controller/PholioMockViewController.php
@@ -105,8 +105,8 @@ final class PholioMockViewController extends PholioController {
 
     $object_box = id(new PHUIObjectBoxView())
       ->setHeader($header)
-      ->addContent($actions)
-      ->addContent($properties);
+      ->setActionList($actions)
+      ->setPropertyList($properties);
 
     $content = array(
       $crumbs,
@@ -257,7 +257,7 @@ final class PholioMockViewController extends PholioController {
     return id(new PHUIObjectBoxView())
       ->setFlush(true)
       ->setHeader($header)
-      ->addContent($form);
+      ->appendChild($form);
   }
 
 }
diff --git a/src/applications/phortune/controller/PhortuneAccountViewController.php b/src/applications/phortune/controller/PhortuneAccountViewController.php
index ee5c9fc706..b47c8ddbdb 100644
--- a/src/applications/phortune/controller/PhortuneAccountViewController.php
+++ b/src/applications/phortune/controller/PhortuneAccountViewController.php
@@ -62,8 +62,8 @@ final class PhortuneAccountViewController extends PhortuneController {
 
     $object_box = id(new PHUIObjectBoxView())
       ->setHeader($header)
-      ->addContent($actions)
-      ->addContent($properties);
+      ->setActionList($actions)
+      ->setPropertyList($properties);
 
     return $this->buildApplicationPage(
       array(
diff --git a/src/applications/phortune/controller/PhortuneProductViewController.php b/src/applications/phortune/controller/PhortuneProductViewController.php
index ee004bbffc..4c05b336e7 100644
--- a/src/applications/phortune/controller/PhortuneProductViewController.php
+++ b/src/applications/phortune/controller/PhortuneProductViewController.php
@@ -83,8 +83,8 @@ final class PhortuneProductViewController extends PhortuneController {
 
     $object_box = id(new PHUIObjectBoxView())
       ->setHeader($header)
-      ->addContent($actions)
-      ->addContent($properties);
+      ->setActionList($actions)
+      ->setPropertyList($properties);
 
     return $this->buildApplicationPage(
       array(
diff --git a/src/applications/ponder/controller/PonderQuestionViewController.php b/src/applications/ponder/controller/PonderQuestionViewController.php
index 4e66207c9a..8adf93718b 100644
--- a/src/applications/ponder/controller/PonderQuestionViewController.php
+++ b/src/applications/ponder/controller/PonderQuestionViewController.php
@@ -52,8 +52,8 @@ final class PonderQuestionViewController extends PonderController {
 
     $object_box = id(new PHUIObjectBoxView())
       ->setHeader($header)
-      ->addContent($actions)
-      ->addContent($properties);
+      ->setActionList($actions)
+      ->setPropertyList($properties);
 
     $crumbs = $this->buildApplicationCrumbs($this->buildSideNavView());
     $crumbs->setActionList($actions);
@@ -214,7 +214,7 @@ final class PonderQuestionViewController extends PonderController {
     $object_box = id(new PHUIObjectBoxView())
       ->setFlush(true)
       ->setHeaderText(pht('Question Comment'))
-      ->addContent($add_comment);
+      ->appendChild($add_comment);
 
     return $this->wrapComments(
       count($xactions),
@@ -269,8 +269,8 @@ final class PonderQuestionViewController extends PonderController {
 
       $object_box = id(new PHUIObjectBoxView())
         ->setHeader($header)
-        ->addContent($actions)
-        ->addContent($properties);
+        ->setActionList($actions)
+        ->setPropertyList($properties);
 
       $out[] = $object_box;
       $details = array();
@@ -291,7 +291,7 @@ final class PonderQuestionViewController extends PonderController {
       $comment_box = id(new PHUIObjectBoxView())
         ->setFlush(true)
         ->setHeaderText(pht('Answer Comment'))
-        ->addContent($form);
+        ->appendChild($form);
 
       $details[] = $comment_box;
 
diff --git a/src/applications/ponder/view/PonderAddAnswerView.php b/src/applications/ponder/view/PonderAddAnswerView.php
index 2d1128f39f..d9018630e6 100644
--- a/src/applications/ponder/view/PonderAddAnswerView.php
+++ b/src/applications/ponder/view/PonderAddAnswerView.php
@@ -45,6 +45,6 @@ final class PonderAddAnswerView extends AphrontView {
 
     return id(new PHUIObjectBoxView())
       ->setHeader($header)
-      ->addContent($form);
+      ->appendChild($form);
   }
 }
diff --git a/src/applications/project/controller/PhabricatorProjectProfileController.php b/src/applications/project/controller/PhabricatorProjectProfileController.php
index aa6e60dc9a..a1e083eff5 100644
--- a/src/applications/project/controller/PhabricatorProjectProfileController.php
+++ b/src/applications/project/controller/PhabricatorProjectProfileController.php
@@ -74,8 +74,8 @@ final class PhabricatorProjectProfileController
 
     $object_box = id(new PHUIObjectBoxView())
       ->setHeader($header)
-      ->addContent($actions)
-      ->addContent($properties);
+      ->setActionList($actions)
+      ->setPropertyList($properties);
 
     return $this->buildApplicationPage(
       array(
@@ -182,7 +182,7 @@ final class PhabricatorProjectProfileController
 
     $content = id(new PHUIObjectBoxView())
       ->setHeaderText(pht('Open Tasks'))
-      ->addContent($list);
+      ->appendChild($list);
 
     return $content;
   }
diff --git a/src/applications/releeph/controller/branch/ReleephBranchViewController.php b/src/applications/releeph/controller/branch/ReleephBranchViewController.php
index 6fd7b55d09..7406c263d0 100644
--- a/src/applications/releeph/controller/branch/ReleephBranchViewController.php
+++ b/src/applications/releeph/controller/branch/ReleephBranchViewController.php
@@ -170,9 +170,8 @@ final class ReleephBranchViewController extends ReleephProjectController
 
     return id(new PHUIObjectBoxView())
       ->setHeader($header)
-      ->addContent($actions)
-      ->addContent($properties);
-
+      ->setActionList($actions)
+      ->setPropertyList($properties);
   }
 
 }
diff --git a/src/applications/releeph/controller/project/ReleephProjectViewController.php b/src/applications/releeph/controller/project/ReleephProjectViewController.php
index c7e5721406..77603eebd4 100644
--- a/src/applications/releeph/controller/project/ReleephProjectViewController.php
+++ b/src/applications/releeph/controller/project/ReleephProjectViewController.php
@@ -238,9 +238,8 @@ final class ReleephProjectViewController extends ReleephProjectController
 
     return id(new PHUIObjectBoxView())
       ->setHeader($header)
-      ->addContent($actions)
-      ->addContent($properties);
-
+      ->setActionList($actions)
+      ->setPropertyList($properties);
   }
 
 }
diff --git a/src/applications/slowvote/controller/PhabricatorSlowvotePollController.php b/src/applications/slowvote/controller/PhabricatorSlowvotePollController.php
index b4b7be8661..5ea49c7457 100644
--- a/src/applications/slowvote/controller/PhabricatorSlowvotePollController.php
+++ b/src/applications/slowvote/controller/PhabricatorSlowvotePollController.php
@@ -59,8 +59,8 @@ final class PhabricatorSlowvotePollController
 
     $object_box = id(new PHUIObjectBoxView())
       ->setHeader($header)
-      ->addContent($actions)
-      ->addContent($properties);
+      ->setActionList($actions)
+      ->setPropertyList($properties);
 
     return $this->buildApplicationPage(
       array(
@@ -181,7 +181,7 @@ final class PhabricatorSlowvotePollController
     return id(new PHUIObjectBoxView())
       ->setFlush(true)
       ->setHeader($add_comment_header)
-      ->addContent($add_comment_form);
+      ->appendChild($add_comment_form);
 
   }
 
diff --git a/src/view/phui/PHUIObjectBoxView.php b/src/view/phui/PHUIObjectBoxView.php
index 19d7289046..fabb91df43 100644
--- a/src/view/phui/PHUIObjectBoxView.php
+++ b/src/view/phui/PHUIObjectBoxView.php
@@ -6,9 +6,20 @@ final class PHUIObjectBoxView extends AphrontView {
   private $formError = null;
   private $form;
   private $validationException;
-  private $content = array();
   private $header;
   private $flush;
+  private $propertyList;
+  private $actionList;
+
+  public function setActionList(PhabricatorActionListView $action_list) {
+    $this->actionList = $action_list;
+    return $this;
+  }
+
+  public function setPropertyList(PhabricatorPropertyListView $property_list) {
+    $this->propertyList = $property_list;
+    return $this;
+  }
 
   public function setHeaderText($text) {
     $this->headerText = $text;
@@ -30,11 +41,6 @@ final class PHUIObjectBoxView extends AphrontView {
     return $this;
   }
 
-  public function addContent($content) {
-    $this->content[] = $content;
-    return $this;
-  }
-
   public function setFlush($flush) {
     $this->flush = $flush;
     return $this;
@@ -79,7 +85,9 @@ final class PHUIObjectBoxView extends AphrontView {
           $this->formError,
           $exception_errors,
           $this->form,
-          $this->content,
+          $this->actionList,
+          $this->propertyList,
+          $this->renderChildren(),
         ))
       ->setBorder(true)
       ->addMargin(PHUI::MARGIN_LARGE_TOP)