commit 3da5d0120acfc08d662d8876d69d141eba748d7e
Author: Joel Pittet <joel@pittet.ca>
Date:   Sun May 17 14:47:39 2015 -0700

    nit picks cleaned up

diff --git a/core/lib/Drupal/Core/Theme/Registry.php b/core/lib/Drupal/Core/Theme/Registry.php
index 09fd776..2c14cdc 100644
--- a/core/lib/Drupal/Core/Theme/Registry.php
+++ b/core/lib/Drupal/Core/Theme/Registry.php
@@ -138,7 +138,7 @@ class Registry implements DestructableInterface {
   protected $themeManager;
 
   /**
-   * User functions grouped by the word before first underscore.
+   * User functions grouped by the word before the first underscore.
    *
    * @var array
    */
@@ -151,7 +151,6 @@ class Registry implements DestructableInterface {
    */
   protected $seenFunctions = [];
 
-
   /**
    * Constructs a \Drupal\Core\Theme\Registry object.
    *
@@ -703,7 +702,7 @@ public function destruct() {
   }
 
   /**
-   * Get all user functions grouped by word before first underscore.
+   * Get all user functions grouped by the word before the first underscore.
    *
    * @return array
    *   Functions grouped by the first prefix.
@@ -730,7 +729,6 @@ public function getPrefixGroupedUserFunctions() {
     return $this->groupedFunctions;
   }
 
-
   /**
    * Wraps drupal_get_path().
    *
diff --git a/core/modules/system/src/Tests/Theme/ThemeTest.php b/core/modules/system/src/Tests/Theme/ThemeTest.php
index 880103a..21fe257 100644
--- a/core/modules/system/src/Tests/Theme/ThemeTest.php
+++ b/core/modules/system/src/Tests/Theme/ThemeTest.php
@@ -303,7 +303,7 @@ function testSuggestionPreprocessForDefaults() {
     drupal_theme_rebuild();
     for ($i = 0; $i < 2; $i++) {
       $this->drupalGet('theme-test/preprocess-suggestions');
-      $items = $this->CssSelect('.suggestion');
+      $items = $this->cssSelect('.suggestion');
       $expected_values = [
         'Suggestion',
         'Kitten',
@@ -315,4 +315,5 @@ function testSuggestionPreprocessForDefaults() {
       }
     }
   }
+
 }
diff --git a/core/modules/system/tests/modules/theme_test/theme_test.module b/core/modules/system/tests/modules/theme_test/theme_test.module
index d7cbec4..929067e 100644
--- a/core/modules/system/tests/modules/theme_test/theme_test.module
+++ b/core/modules/system/tests/modules/theme_test/theme_test.module
@@ -55,12 +55,12 @@ function theme_test_theme($existing, $type, $theme, $path) {
   $info['test_theme_not_existing_function'] = array(
     'function' => 'test_theme_not_existing_function',
   );
-  $items['theme_test_preprocess_suggestions'] = array(
+  $items['theme_test_preprocess_suggestions'] = [
     'variables' => [
       'foo' => '',
       'bar' => '',
     ],
-  );
+  ];
   return $items;
 }