Merge branch '3.4' into 4.1

* 3.4:
  fixed CS
  fixed short array CS in comments
  fixed CS in ExpressionLanguage fixtures
  fixed CS in generated files
  fixed CS on generated container files
  fixed CS on Form PHP templates
  fixed CS on YAML fixtures
  fixed fixtures
  switched array() to []

Author: fabpot

Tests/FilesystemTestCase.php

@@ -18,7 +18,7 @@ class FilesystemTestCase extends TestCase
 {
     private $umask;
 
-    protected $longPathNamesWindows = array();
+    protected $longPathNamesWindows = [];
 
     /**
      * @var \Symfony\Component\Filesystem\Filesystem
@@ -84,7 +84,7 @@ protected function tearDown()
             foreach ($this->longPathNamesWindows as $path) {
                 exec('DEL '.$path);
             }
-            $this->longPathNamesWindows = array();
+            $this->longPathNamesWindows = [];
         }
 
         $this->filesystem->remove($this->workspace);

Tests/Fixtures/MockStream/MockStream.php

@@ -41,6 +41,6 @@ public function stream_open($path, $mode, $options, &$opened_path)
      */
     public function url_stat($path, $flags)
     {
-        return array();
+        return [];
     }
 }