Merge branch '3.3' into 3.4

* 3.3:
  [CS][2.7] yoda_style, no_unneeded_curly_braces, no_unneeded_final_method, semicolon_after_instruction
  [Filesystem] mirror - fix copying content with same name as source/target.
  Removed unnecessary getDefinition() call.
  .php_cs.dist - simplify config
  [WebProfilerBundle] fixed TemplateManager when using Twig 2 without compat interfaces

Author: nicolas-grekas

Store/MemcachedStore.php

@@ -172,7 +172,7 @@ private function getValueAndCas(Key $key)
 
         if ($this->useExtendedReturn) {
             $extendedReturn = $this->memcached->get((string) $key, null, \Memcached::GET_EXTENDED);
-            if ($extendedReturn === \Memcached::GET_ERROR_RETURN_VALUE) {
+            if (\Memcached::GET_ERROR_RETURN_VALUE === $extendedReturn) {
                 return array($extendedReturn, 0.0);
             }
 

Store/SemaphoreStore.php

@@ -39,7 +39,7 @@ public static function isSupported($blocking = null)
             return false;
         }
 
-        if ($blocking === false && \PHP_VERSION_ID < 50601) {
+        if (false === $blocking && \PHP_VERSION_ID < 50601) {
             return false;
         }
 

Strategy/UnanimousStrategy.php

@@ -31,6 +31,6 @@ public function isMet($numberOfSuccess, $numberOfItems)
      */
     public function canBeMet($numberOfFailure, $numberOfItems)
     {
-        return $numberOfFailure === 0;
+        return 0 === $numberOfFailure;
     }
 }