[Process] minor fixes

src/Symfony/Component/Process/Process.php

@@ -812,7 +812,9 @@ public function getEnv()
     public function setEnv(array $env)
     {
         // Process can not handle env values that are arrays
-        $env = array_filter($env, function ($value) { if (!is_array($value)) { return true; } });
+        $env = array_filter($env, function ($value) {
+            return !is_array($value);
+        });
 
         $this->env = array();
         foreach ($env as $key => $value) {
@@ -1038,6 +1040,7 @@ protected function isSigchildEnabled()
      * Reads pipes, executes callback.
      *
      * @param Boolean $blocking Whether to use blocking calls or not.
+     * @param Boolean $close    Whether to close file handles or not.
      */
     private function readPipes($blocking, $close)
     {

src/Symfony/Component/Process/ProcessPipes.php

@@ -76,7 +76,7 @@ public function unblock()
     public function close()
     {
         $this->closeUnixPipes();
-        foreach ($this->fileHandles as $offset => $handle) {
+        foreach ($this->fileHandles as $handle) {
             fclose($handle);
         }
         $this->fileHandles = array();
@@ -218,6 +218,8 @@ public function write($blocking, $stdin)
     /**
      * Reads data in file handles.
      *
+     * @param Boolean $close Whether to close file handles or not.
+     *
      * @return array An array of read data indexed by their fd.
      */
     private function readFileHandles($close = false)
@@ -253,6 +255,7 @@ private function readFileHandles($close = false)
      * Reads data in file pipes streams.
      *
      * @param Boolean $blocking Whether to use blocking calls or not.
+     * @param Boolean $close    Whether to close file handles or not.
      *
      * @return array An array of read data indexed by their fd.
      */