diff --git a/core/lib/Drupal/Core/EventSubscriber/SlaveDatabaseIgnoreSubscriber.php b/core/lib/Drupal/Core/EventSubscriber/SlaveDatabaseIgnoreSubscriber.php
index 86354ad..dc800b5 100644
--- a/core/lib/Drupal/Core/EventSubscriber/SlaveDatabaseIgnoreSubscriber.php
+++ b/core/lib/Drupal/Core/EventSubscriber/SlaveDatabaseIgnoreSubscriber.php
@@ -23,17 +23,19 @@ class SlaveDatabaseIgnoreSubscriber implements EventSubscriberInterface {
   public function checkSlaveServer(GetResponseEvent $event) {
     // Ignore slave database servers for this request.
     //
-    // In Drupal's distributed database structure, new data is written to the master
-    // and then propagated to the slave servers.  This means there is a lag
-    // between when data is written to the master and when it is available on the slave.
-    // At these times, we will want to avoid using a slave server temporarily.
-    // For example, if a user posts a new node then we want to disable the slave
-    // server for that user temporarily to allow the slave server to catch up.
+    // In Drupal's distributed database structure, new data is written to the
+    // master and then propagated to the slave servers.  This means there is a
+    // lag between when data is written to the master and when it is available
+    // on the slave. At these times, we will want to avoid using a slave server
+    // temporarily. For example, if a user posts a new node then we want to
+    // disable the slave server for that user temporarily to allow the slave
+    // server to catch up.
     // That way, that user will see their changes immediately while for other
-    // users we still get the benefits of having a slave server, just with slightly
-    // stale data.  Code that wants to disable the slave server should use the
-    // db_set_ignore_slave() function to set $_SESSION['ignore_slave_server'] to
-    // the timestamp after which the slave can be re-enabled.
+    // users we still get the benefits of having a slave server, just with
+    // slightly stale data.  Code that wants to disable the slave server should
+    // use the db_set_ignore_slave() function to set
+    // $_SESSION['ignore_slave_server'] to the timestamp after which the slave
+    // can be re-enabled.
     if (isset($_SESSION['ignore_slave_server'])) {
       if ($_SESSION['ignore_slave_server'] >= REQUEST_TIME) {
         Database::ignoreTarget('default', 'slave');
diff --git a/core/modules/overlay/lib/Drupal/overlay/EventSubscriber/OverlaySubscriber.php b/core/modules/overlay/lib/Drupal/overlay/EventSubscriber/OverlaySubscriber.php
index 4936eaa..320aa52 100644
--- a/core/modules/overlay/lib/Drupal/overlay/EventSubscriber/OverlaySubscriber.php
+++ b/core/modules/overlay/lib/Drupal/overlay/EventSubscriber/OverlaySubscriber.php
@@ -58,7 +58,7 @@ public function __construct(ContentNegotiation $negotiation, UserData $user_data
   public function onRequest(GetResponseEvent $event) {
     $request = $event->getRequest();
     if ($this->negotiation->getContentType($request) != 'html') {
-      // Only act on Html pages.
+      // Only act on html pages.
       return;
     }
     global $user;
@@ -86,8 +86,8 @@ public function onRequest(GetResponseEvent $event) {
           call_user_func_array('overlay_close_dialog', $_SESSION['overlay_close_dialog']);
           unset($_SESSION['overlay_close_dialog']);
         }
-        // If this page shouldn't be rendered inside the overlay, redirect to the
-        // parent.
+        // If this page shouldn't be rendered inside the overlay, redirect to
+        // the parent.
         elseif (!path_is_admin($current_path)) {
           overlay_close_dialog($current_path, array('query' => drupal_get_query_parameters(NULL, array('render'))));
         }
@@ -95,7 +95,8 @@ public function onRequest(GetResponseEvent $event) {
         // Indicate that we are viewing an overlay child page.
         overlay_set_mode('child');
 
-        // Unset the render parameter to avoid it being included in URLs on the page.
+        // Unset the render parameter to avoid it being included in URLs on the
+        // page.
         unset($_GET['render']);
       }
       // Do not enable the overlay if we already are on an admin page.