Issue #2705823 by Lendude, Crell: BulkForm reports incorrect count

(cherry picked from commit 971a73c6)

core/modules/node/src/Tests/Views/BulkFormAccessTest.php

@@ -116,6 +116,10 @@ public function testNodeEditAccess() {
       'action' => 'node_unpublish_action',
     );
     $this->drupalPostForm('test-node-bulk-form', $edit, t('Apply to selected items'));
+    // Test that the action message isn't shown.
+    $this->assertNoRaw(SafeMarkup::format('%action was applied to 1 item.', [
+      '%action' => 'Unpublish content',
+    ]));
     // Re-load the node and check the status.
     $node = Node::load($node->id());
     $this->assertTrue($node->isPublished(), 'The node is still published.');

core/modules/system/src/Plugin/views/field/BulkForm.php

@@ -380,7 +380,6 @@ public function viewsFormSubmit(&$form, FormStateInterface $form_state) {
       else {
         // Don't display the message unless there are some elements affected and
         // there is no confirmation form.
-        $count = count(array_filter($form_state->getValue($this->options['id'])));
         if ($count) {
           drupal_set_message($this->formatPlural($count, '%action was applied to @count item.', '%action was applied to @count items.', array(
             '%action' => $action->label(),