[Process] fixed previous commit

src/Symfony/Component/Process/PhpProcess.php

@@ -62,8 +62,8 @@ class PhpProcess extends Process
      */
     public function run($callback = null)
     {
-        if (null === $this->commandline) {
-            $this->commandline = $this->getPhpBinary();
+        if (null === $this->getCommandLine()) {
+            $this->setCommandLine($this->getPhpBinary());
         }
 
         return parent::run($callback);

src/Symfony/Component/Process/Process.php

@@ -284,6 +284,11 @@ class Process
         $this->stderr .= $line;
     }
 
+    public function getCommandLine()
+    {
+        return $this->commandline;
+    }
+
     public function setCommandLine($commandline)
     {
         $this->commandline = $commandline;