Merge branch '4.3' into 4.4

* 4.3:
  chown and chgrp should also accept int as owner and group
  Fix RememberMe with null password
  [Validator] Fix plurals for sr_Latn (Serbian language written in latin script) validation messages
  [PhpUnitBridge][SymfonyTestsListenerTrait] Remove some unneeded code
  fix PHP const mapping keys using the inline notation
  Fix that no-cache requires positive validation with the origin, even for fresh responses

Author: fabpot

Inline.php

@@ -439,6 +439,11 @@ private static function parseMapping(string $mapping, int $flags, int &$i = 0, a
                 throw new ParseException('Missing mapping key.', self::$parsedLineNumber + 1, $mapping);
             }
 
+            if ('!php/const' === $key) {
+                $key .= ' '.self::parseScalar($mapping, $flags, [':'], $i, false, []);
+                $key = self::evaluateScalar($key, $flags);
+            }
+
             if (false === $i = strpos($mapping, ':', $i)) {
                 break;
             }

Tests/InlineTest.php

@@ -59,6 +59,7 @@ public function getTestsForParsePhpConstants()
             ['!php/const PHP_INT_MAX', PHP_INT_MAX],
             ['[!php/const PHP_INT_MAX]', [PHP_INT_MAX]],
             ['{ foo: !php/const PHP_INT_MAX }', ['foo' => PHP_INT_MAX]],
+            ['{ !php/const PHP_INT_MAX: foo }', [PHP_INT_MAX => 'foo']],
             ['!php/const NULL', null],
         ];
     }