Fix static tests

Author: nmalevanec

app/code/Magento/PageCache/view/frontend/web/js/page-cache.js

@@ -56,13 +56,17 @@ define([
                 }
             }
 
-            // rewrite jQuery contents()
-            contents = function (element) {
-                return $.map(element, function (elem) {
+            /**
+             * Rewrite jQuery contents().
+             *
+             * @param {jQuery} elem
+             */
+            contents = function (elem) {
+                return $.map(elem, function (el) {
                     try {
-                        return $.nodeName(elem, "iframe") ?
-                            elem.contentDocument || (elem.contentWindow ? elem.contentWindow.document : []) :
-                            $.merge([], elem.childNodes);
+                        return $.nodeName(el, "iframe") ?
+                            el.contentDocument || (el.contentWindow ? el.contentWindow.document : []) :
+                            $.merge([], el.childNodes);
                     } catch (e) {
                         consoleLogger.error(e);
                         return [];

app/code/Magento/Sales/Block/Order/Items.php

@@ -5,13 +5,13 @@
  */
 
 /**
- * Sales order view items block
- *
  * @author     Magento Core Team <core@magentocommerce.com>
  */
 namespace Magento\Sales\Block\Order;
 
 /**
+ * Sales order view items block.
+ *
  * @api
  * @since 100.0.2
  */
@@ -86,8 +86,9 @@ protected function _prepareLayout()
     }
 
     /**
-     * Determine if the pager should be displayed for order items list
-     * To be called from templates(after _prepareLayout())
+     * Determine if the pager should be displayed for order items list.
+     *
+     * To be called from templates(after _prepareLayout()).
      *
      * @return bool
      * @since 100.1.7
@@ -100,7 +101,8 @@ public function isPagerDisplayed()
 
     /**
      * Get visible items for current page.
-     * To be called from templates(after _prepareLayout())
+     *
+     * To be called from templates(after _prepareLayout()).
      *
      * @return \Magento\Framework\DataObject[]
      * @since 100.1.7
@@ -111,8 +113,9 @@ public function getItems()
     }
 
     /**
-     * Get pager HTML according to our requirements
-     * To be called from templates(after _prepareLayout())
+     * Get pager HTML according to our requirements.
+     *
+     * To be called from templates(after _prepareLayout()).
      *
      * @return string HTML output
      * @since 100.1.7

lib/internal/Magento/Framework/Locale/Config.php

@@ -5,6 +5,9 @@
  */
 namespace Magento\Framework\Locale;
 
+/**
+ * Allowed locale and currency configuration.
+ */
 class Config implements \Magento\Framework\Locale\ConfigInterface
 {
     /**

lib/internal/Magento/Framework/View/Layout/Generator/Block.php

@@ -103,9 +103,7 @@ public function __construct(
     }
 
     /**
-     * {@inheritdoc}
-     *
-     * @return string
+     * @inheritdoc
      */
     public function getType()
     {