Merge branch '3.4' into 4.1

* 3.4:
  fix authorization checker variable name
  [Routing] Remove duplicate schemes and methods for invokable controllers
  [Bridge/PhpUnit] fix the fix

Author: fabpot

bin/simple-phpunit

@@ -89,6 +89,9 @@ if (!file_exists("$PHPUNIT_DIR/phpunit-$PHPUNIT_VERSION/phpunit") || md5_file(__
 
     @mkdir($PHPUNIT_DIR, 0777, true);
     chdir($PHPUNIT_DIR);
+    if (file_exists("phpunit-$PHPUNIT_VERSION")) {
+        passthru(sprintf('\\' === DIRECTORY_SEPARATOR ? '(del /S /F /Q %s & rmdir %1$s) >nul': 'rm -rf %s', "phpunit-$PHPUNIT_VERSION"));
+    }
     passthru("$COMPOSER create-project --no-install --prefer-dist --no-scripts --no-plugins --no-progress --ansi phpunit/phpunit phpunit-$PHPUNIT_VERSION \"$PHPUNIT_VERSION.*\"");
     chdir("phpunit-$PHPUNIT_VERSION");
     if ($SYMFONY_PHPUNIT_REMOVE) {