Merge branch '4.4' into 5.1

* 4.4:
  Update .php_cs.dist
  Apply "visibility_required" CS rule to constants

Author: nicolas-grekas

Node/Specificity.php

@@ -25,9 +25,9 @@
  */
 class Specificity
 {
-    const A_FACTOR = 100;
-    const B_FACTOR = 10;
-    const C_FACTOR = 1;
+    public const A_FACTOR = 100;
+    public const B_FACTOR = 10;
+    public const C_FACTOR = 1;
 
     private $a;
     private $b;

Parser/Token.php

@@ -23,13 +23,13 @@
  */
 class Token
 {
-    const TYPE_FILE_END = 'eof';
-    const TYPE_DELIMITER = 'delimiter';
-    const TYPE_WHITESPACE = 'whitespace';
-    const TYPE_IDENTIFIER = 'identifier';
-    const TYPE_HASH = 'hash';
-    const TYPE_NUMBER = 'number';
-    const TYPE_STRING = 'string';
+    public const TYPE_FILE_END = 'eof';
+    public const TYPE_DELIMITER = 'delimiter';
+    public const TYPE_WHITESPACE = 'whitespace';
+    public const TYPE_IDENTIFIER = 'identifier';
+    public const TYPE_HASH = 'hash';
+    public const TYPE_NUMBER = 'number';
+    public const TYPE_STRING = 'string';
 
     private $type;
     private $value;

XPath/Extension/NodeExtension.php

@@ -27,9 +27,9 @@
  */
 class NodeExtension extends AbstractExtension
 {
-    const ELEMENT_NAME_IN_LOWER_CASE = 1;
-    const ATTRIBUTE_NAME_IN_LOWER_CASE = 2;
-    const ATTRIBUTE_VALUE_IN_LOWER_CASE = 4;
+    public const ELEMENT_NAME_IN_LOWER_CASE = 1;
+    public const ATTRIBUTE_NAME_IN_LOWER_CASE = 2;
+    public const ATTRIBUTE_VALUE_IN_LOWER_CASE = 4;
 
     private $flags;