removal of unnecessary file, and composer update

vendor/symfony/process/ExecutableFinder.php

@@ -42,11 +42,11 @@ class ExecutableFinder
     /**
      * Finds an executable by name.
      *
-     * @param string $name      The executable name (without the extension)
-     * @param string $default   The default to return if no executable is found
-     * @param array  $extraDirs Additional dirs to check into
+     * @param string      $name      The executable name (without the extension)
+     * @param string|null $default   The default to return if no executable is found
+     * @param array       $extraDirs Additional dirs to check into
      *
-     * @return string The executable path or default value
+     * @return string|null The executable path or default value
      */
     public function find($name, $default = null, array $extraDirs = array())
     {

vendor/symfony/process/LICENSE

@@ -1,4 +1,4 @@
-Copyright (c) 2004-2018 Fabien Potencier
+Copyright (c) 2004-2019 Fabien Potencier
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal

vendor/symfony/process/Process.php

@@ -1309,7 +1309,7 @@ class Process implements \IteratorAggregate
         if ($this->outputDisabled) {
             return function ($type, $data) use ($callback) {
                 if (null !== $callback) {
-                    return \call_user_func($callback, $type, $data);
+                    return $callback($type, $data);
                 }
             };
         }
@@ -1324,7 +1324,7 @@ class Process implements \IteratorAggregate
             }
 
             if (null !== $callback) {
-                return \call_user_func($callback, $type, $data);
+                return $callback($type, $data);
             }
         };
     }

vendor/symfony/process/Tests/ExecutableFinderTest.php

@@ -65,6 +65,21 @@ class ExecutableFinderTest extends TestCase
         $this->assertEquals($expected, $result);
     }
 
+    public function testFindWithNullAsDefault()
+    {
+        if (ini_get('open_basedir')) {
+            $this->markTestSkipped('Cannot test when open_basedir is set');
+        }
+
+        $this->setPath('');
+
+        $finder = new ExecutableFinder();
+
+        $result = $finder->find('foo');
+
+        $this->assertNull($result);
+    }
+
     public function testFindWithExtraDirs()
     {
         if (ini_get('open_basedir')) {

vendor/symfony/process/Tests/KillableProcessWithOutput.php

@@ -14,7 +14,6 @@ $outputs = array(
     'Second iteration output',
     'One more iteration output',
     'This took more time',
-    'This one was sooooo slow',
 );
 
 $iterationTime = 10000;