diff --git a/src/applications/flag/view/PhabricatorFlagSelectControl.php b/src/applications/flag/view/PhabricatorFlagSelectControl.php
--- a/src/applications/flag/view/PhabricatorFlagSelectControl.php
+++ b/src/applications/flag/view/PhabricatorFlagSelectControl.php
@@ -2,11 +2,11 @@
 
 final class PhabricatorFlagSelectControl extends AphrontFormControl {
 
-  public function getCustomControlClass() {
+  protected function getCustomControlClass() {
     return 'phabricator-flag-select-control';
   }
 
-  public function renderInput() {
+  protected function renderInput() {
     require_celerity_resource('phabricator-flag-css');
 
     $colors = PhabricatorFlagColor::getColorNameMap();
diff --git a/src/applications/releeph/view/branch/ReleephBranchPreviewView.php b/src/applications/releeph/view/branch/ReleephBranchPreviewView.php
--- a/src/applications/releeph/view/branch/ReleephBranchPreviewView.php
+++ b/src/applications/releeph/view/branch/ReleephBranchPreviewView.php
@@ -17,12 +17,12 @@
     return $this;
   }
 
-  public function getCustomControlClass() {
+  protected function getCustomControlClass() {
     require_celerity_resource('releeph-preview-branch');
     return 'releeph-preview-branch';
   }
 
-  public function renderInput() {
+  protected function renderInput() {
     static $required_params = array(
       'arcProjectID',
       'projectName',
diff --git a/src/applications/releeph/view/request/ReleephRequestTypeaheadControl.php b/src/applications/releeph/view/request/ReleephRequestTypeaheadControl.php
--- a/src/applications/releeph/view/request/ReleephRequestTypeaheadControl.php
+++ b/src/applications/releeph/view/request/ReleephRequestTypeaheadControl.php
@@ -17,11 +17,11 @@
     return $this;
   }
 
-  public function getCustomControlClass() {
+  protected function getCustomControlClass() {
     return 'releeph-request-typeahead';
   }
 
-  public function renderInput() {
+  protected function renderInput() {
     $id = celerity_generate_unique_node_id();
 
     $div = phutil_tag(