[CssSelector] fixed coding standards: removed useless else statements

src/Symfony/Components/CssSelector/Node/AttribNode.php

@@ -117,11 +117,9 @@ class AttribNode implements NodeInterface
     {
       return '@'.$this->attrib;
     }
-    else
-    {
+
     return sprintf('@%s:%s', $this->namespace, $this->attrib);
   }
-  }
 
   protected function formatAttrib()
   {
@@ -129,9 +127,7 @@ class AttribNode implements NodeInterface
     {
       return $this->attrib;
     }
-    else
-    {
+
     return sprintf('%s|%s', $this->namespace, $this->attrib);
   }
-  }
 }

src/Symfony/Components/CssSelector/Node/ElementNode.php

@@ -45,11 +45,9 @@ class ElementNode implements NodeInterface
     {
       return $this->element;
     }
-    else
-    {
+
     return sprintf('%s|%s', $this->namespace, $this->element);
   }
-  }
 
   public function toXpath()
   {

src/Symfony/Components/CssSelector/Node/FunctionNode.php

@@ -208,11 +208,13 @@ class FunctionNode implements NodeInterface
     {
       return array(2, 1);
     }
-    elseif ($s == 'even')
+
+    if ($s == 'even')
     {
       return array(2, 0);
     }
-    elseif ($s == 'n')
+
+    if ($s == 'n')
     {
       return array(1, 0);
     }

src/Symfony/Components/CssSelector/Parser.php

@@ -104,11 +104,9 @@ class Parser
     {
       return $result[0];
     }
-    else
-    {
+
     return new Node\OrNode($result);
   }
-  }
 
   protected function parseSelector($stream)
   {

src/Symfony/Components/CssSelector/TokenStream.php

@@ -52,8 +52,7 @@ class TokenStream
 
       return $this->peeked;
     }
-    else
-    {
+
     if (!count($this->tokens))
     {
       return null;
@@ -64,7 +63,6 @@ class TokenStream
 
     return $next;
   }
-  }
 
   public function peek()
   {