diff --git a/core/lib/Drupal/Core/Form/FormBuilder.php b/core/lib/Drupal/Core/Form/FormBuilder.php
index c55f044..ebaf19b 100644
--- a/core/lib/Drupal/Core/Form/FormBuilder.php
+++ b/core/lib/Drupal/Core/Form/FormBuilder.php
@@ -551,7 +551,7 @@ public function processForm($form_id, &$form, &$form_state) {
       }
 
       if (!$form_state['rebuild'] && !$this->formValidator->getAnyErrors()) {
-        if ($submit_response = $this->formSubmitter->handleFormSubmission($form, $form_state)) {
+        if ($submit_response = $this->formSubmitter->doSubmitForm($form, $form_state)) {
           return $submit_response;
         }
       }
@@ -764,8 +764,8 @@ public function executeSubmitHandlers(&$form, &$form_state) {
   /**
    * {@inheritdoc}
    */
-  public function handleFormSubmission(&$form, &$form_state) {
-    return $this->formSubmitter->handleFormSubmission($form, $form_state);
+  public function doSubmitForm(&$form, &$form_state) {
+    throw new \LogicException('Use FormBuilderInterface::processForm() instead.');
   }
 
   /**
diff --git a/core/lib/Drupal/Core/Form/FormSubmitter.php b/core/lib/Drupal/Core/Form/FormSubmitter.php
index 17b1d94..fea8f54 100644
--- a/core/lib/Drupal/Core/Form/FormSubmitter.php
+++ b/core/lib/Drupal/Core/Form/FormSubmitter.php
@@ -47,7 +47,7 @@ public function __construct(RequestStack $request_stack, UrlGeneratorInterface $
   /**
    * {@inheritdoc}
    */
-  public function handleFormSubmission(&$form, &$form_state) {
+  public function doSubmitForm(&$form, &$form_state) {
     if (!$form_state['submitted']) {
       return;
     }
diff --git a/core/lib/Drupal/Core/Form/FormSubmitterInterface.php b/core/lib/Drupal/Core/Form/FormSubmitterInterface.php
index bba3836..8ae8b08 100644
--- a/core/lib/Drupal/Core/Form/FormSubmitterInterface.php
+++ b/core/lib/Drupal/Core/Form/FormSubmitterInterface.php
@@ -24,7 +24,7 @@
    *   If a response was set by a submit handler, or if the form needs to
    *   redirect, a Response object will be returned.
    */
-  public function handleFormSubmission(&$form, &$form_state);
+  public function doSubmitForm(&$form, &$form_state);
 
   /**
    * Executes custom submission handlers for a given form.
diff --git a/core/tests/Drupal/Tests/Core/Form/FormSubmitterTest.php b/core/tests/Drupal/Tests/Core/Form/FormSubmitterTest.php
index 4082c9f..5dcc668 100644
--- a/core/tests/Drupal/Tests/Core/Form/FormSubmitterTest.php
+++ b/core/tests/Drupal/Tests/Core/Form/FormSubmitterTest.php
@@ -51,20 +51,20 @@ public function setUp() {
   }
 
   /**
-   * @covers ::handleFormSubmission
+   * @covers ::doSubmitForm
    */
   public function testHandleFormSubmissionNotSubmitted() {
     $form_submitter = $this->getFormSubmitter();
     $form = array();
     $form_state = $this->getFormStateDefaults();
 
-    $return = $form_submitter->handleFormSubmission($form, $form_state);
+    $return = $form_submitter->doSubmitForm($form, $form_state);
     $this->assertFalse($form_state['executed']);
     $this->assertNull($return);
   }
 
   /**
-   * @covers ::handleFormSubmission
+   * @covers ::doSubmitForm
    */
   public function testHandleFormSubmissionNoRedirect() {
     $form_submitter = $this->getFormSubmitter();
@@ -73,13 +73,13 @@ public function testHandleFormSubmissionNoRedirect() {
     $form_state['submitted'] = TRUE;
     $form_state['no_redirect'] = TRUE;
 
-    $return = $form_submitter->handleFormSubmission($form, $form_state);
+    $return = $form_submitter->doSubmitForm($form, $form_state);
     $this->assertTrue($form_state['executed']);
     $this->assertNull($return);
   }
 
   /**
-   * @covers ::handleFormSubmission
+   * @covers ::doSubmitForm
    *
    * @dataProvider providerTestHandleFormSubmissionWithResponses
    */
@@ -97,7 +97,7 @@ public function testHandleFormSubmissionWithResponses($class, $form_state_key) {
 
     $form_submitter = $this->getFormSubmitter();
     $form = array();
-    $return = $form_submitter->handleFormSubmission($form, $form_state);
+    $return = $form_submitter->doSubmitForm($form, $form_state);
 
     $this->assertInstanceOf('Symfony\Component\HttpFoundation\Response', $return);
   }