Fixed code style issues

Author: drpayyne

app/code/Magento/Review/Controller/Adminhtml/Product/MassVisibleIn.php

@@ -5,13 +5,20 @@
  */
 namespace Magento\Review\Controller\Adminhtml\Product;
 
+use Magento\Framework\App\Action\HttpPostActionInterface;
 use Magento\Review\Controller\Adminhtml\Product as ProductController;
 use Magento\Framework\Exception\LocalizedException;
 use Magento\Framework\Controller\ResultFactory;
 
-class MassVisibleIn extends ProductController
+/**
+ * Class MassVisibleIn
+ */
+class MassVisibleIn extends ProductController implements HttpPostActionInterface
 {
+
     /**
+     * Execute action
+     *
      * @return \Magento\Backend\Model\View\Result\Redirect
      */
     public function execute()

app/code/Magento/Review/Controller/Adminhtml/Rating/Delete.php

@@ -9,9 +9,14 @@
 use Magento\Review\Controller\Adminhtml\Rating as RatingController;
 use Magento\Framework\Controller\ResultFactory;
 
+/**
+ * Class Delete
+ */
 class Delete extends RatingController implements HttpPostActionInterface
 {
     /**
+     * Delete action
+     *
      * @return \Magento\Backend\Model\View\Result\Redirect
      */
     public function execute()

app/code/Magento/Review/Controller/Adminhtml/Rating/Save.php

@@ -9,6 +9,9 @@
 use Magento\Review\Controller\Adminhtml\Rating as RatingController;
 use Magento\Framework\Controller\ResultFactory;
 
+/**
+ * Class Save
+ */
 class Save extends RatingController implements HttpPostActionInterface
 {
     /**

app/code/Magento/Review/Controller/Product/Post.php

@@ -10,6 +10,9 @@
 use Magento\Framework\Controller\ResultFactory;
 use Magento\Review\Model\Review;
 
+/**
+ * Class Post
+ */
 class Post extends ProductController implements HttpPostActionInterface
 {
     /**