Merge branch '4.4' into 5.1

* 4.4:
  Fix CS
  Fix CS
  [Validator] Add Polish translation for ISIN constraint

Author: fabpot

Command/DebugCommand.php

@@ -70,18 +70,18 @@ protected function configure()
 
   <info>php %command.full_name%</info>
 
-The command lists all built-in types, services types, type extensions and 
+The command lists all built-in types, services types, type extensions and
 guessers currently available.
 
   <info>php %command.full_name% Symfony\Component\Form\Extension\Core\Type\ChoiceType</info>
   <info>php %command.full_name% ChoiceType</info>
 
-The command lists all defined options that contains the given form type, 
+The command lists all defined options that contains the given form type,
 as well as their parents and type extensions.
 
   <info>php %command.full_name% ChoiceType choice_value</info>
 
-Use the <info>--show-deprecated</info> option to display form types with 
+Use the <info>--show-deprecated</info> option to display form types with
 deprecated options or the deprecated options of the given form type:
 
   <info>php %command.full_name% --show-deprecated</info>

Extension/Core/DataTransformer/NumberToLocalizedStringTransformer.php

@@ -154,7 +154,7 @@ public function reverseTransform($value)
         if (false !== strpos($value, $decSep)) {
             $type = \NumberFormatter::TYPE_DOUBLE;
         } else {
-            $type = PHP_INT_SIZE === 8
+            $type = \PHP_INT_SIZE === 8
                 ? \NumberFormatter::TYPE_INT64
                 : \NumberFormatter::TYPE_INT32;
         }

Tests/Extension/Core/Type/DateTypeTest.php

@@ -928,7 +928,7 @@ public function testDayErrorsBubbleUp($widget)
 
     public function testYearsFor32BitsMachines()
     {
-        if (4 !== PHP_INT_SIZE) {
+        if (4 !== \PHP_INT_SIZE) {
             $this->markTestSkipped('PHP 32 bit is required.');
         }