Merge branch '3.4' into 4.3

* 3.4:
  Fix some return type annotations.

Author: nicolas-grekas

Crawler.php

@@ -320,7 +320,7 @@ public function addNode(\DOMNode $node)
      *
      * @param int $position The position
      *
-     * @return self
+     * @return static
      */
     public function eq($position)
     {
@@ -363,7 +363,7 @@ public function each(\Closure $closure)
      * @param int $offset
      * @param int $length
      *
-     * @return self
+     * @return static
      */
     public function slice($offset = 0, $length = null)
     {
@@ -377,7 +377,7 @@ public function slice($offset = 0, $length = null)
      *
      * @param \Closure $closure An anonymous function
      *
-     * @return self
+     * @return static
      */
     public function reduce(\Closure $closure)
     {
@@ -394,7 +394,7 @@ public function reduce(\Closure $closure)
     /**
      * Returns the first node of the current selection.
      *
-     * @return self
+     * @return static
      */
     public function first()
     {
@@ -404,7 +404,7 @@ public function first()
     /**
      * Returns the last node of the current selection.
      *
-     * @return self
+     * @return static
      */
     public function last()
     {
@@ -414,7 +414,7 @@ public function last()
     /**
      * Returns the siblings nodes of the current selection.
      *
-     * @return self
+     * @return static
      *
      * @throws \InvalidArgumentException When current node is empty
      */
@@ -430,7 +430,7 @@ public function siblings()
     /**
      * Returns the next siblings nodes of the current selection.
      *
-     * @return self
+     * @return static
      *
      * @throws \InvalidArgumentException When current node is empty
      */
@@ -446,7 +446,7 @@ public function nextAll()
     /**
      * Returns the previous sibling nodes of the current selection.
      *
-     * @return self
+     * @return static
      *
      * @throws \InvalidArgumentException
      */
@@ -462,7 +462,7 @@ public function previousAll()
     /**
      * Returns the parents nodes of the current selection.
      *
-     * @return self
+     * @return static
      *
      * @throws \InvalidArgumentException When current node is empty
      */
@@ -489,7 +489,7 @@ public function parents()
      *
      * @param string|null $selector An optional CSS selector to filter children
      *
-     * @return self
+     * @return static
      *
      * @throws \InvalidArgumentException When current node is empty
      * @throws \RuntimeException         If the CssSelector Component is not available and $selector is provided
@@ -686,7 +686,7 @@ public function extract($attributes)
      *
      * @param string $xpath An XPath expression
      *
-     * @return self
+     * @return static
      */
     public function filterXPath($xpath)
     {
@@ -707,7 +707,7 @@ public function filterXPath($xpath)
      *
      * @param string $selector A CSS selector
      *
-     * @return self
+     * @return static
      *
      * @throws \RuntimeException if the CssSelector Component is not available
      */
@@ -724,7 +724,7 @@ public function filter($selector)
      *
      * @param string $value The link text
      *
-     * @return self
+     * @return static
      */
     public function selectLink($value)
     {
@@ -738,7 +738,7 @@ public function selectLink($value)
      *
      * @param string $value The image alt
      *
-     * @return self A new instance of Crawler with the filtered list of nodes
+     * @return static A new instance of Crawler with the filtered list of nodes
      */
     public function selectImage($value)
     {
@@ -752,7 +752,7 @@ public function selectImage($value)
      *
      * @param string $value The button text
      *
-     * @return self
+     * @return static
      */
     public function selectButton($value)
     {
@@ -951,7 +951,7 @@ public static function xpathLiteral($s)
      *
      * @param string $xpath
      *
-     * @return self
+     * @return static
      */
     private function filterRelativeXPath($xpath)
     {