Issue #2080547 by johnmcc, mrsinguyen, chertzog, Nafes: Remove Unused local...

Issue #2080547 by johnmcc, mrsinguyen, chertzog, Nafes: Remove Unused local variables from search module.

core/modules/search/lib/Drupal/search/Tests/SearchAdvancedSearchFormTest.php

@@ -28,7 +28,6 @@ function setUp() {
     $this->drupalLogin($test_user);
 
     // Create initial node.
-    $node = $this->drupalCreateNode();
     $this->node = $this->drupalCreateNode();
 
     // First update the index. This does the initial processing.

core/modules/search/lib/Drupal/search/Tests/SearchPreprocessLangcodeTest.php

@@ -43,7 +43,7 @@ function setUp() {
    */
   function testPreprocessLangcode() {
     // Create a node.
-    $node = $this->drupalCreateNode(array('body' => array(array()), 'langcode' => 'en'));
+    $this->node = $this->drupalCreateNode(array('body' => array(array()), 'langcode' => 'en'));
 
     // First update the index. This does the initial processing.
     $this->container->get('plugin.manager.search')->createInstance('node_search')->updateIndex();
@@ -68,7 +68,7 @@ function testPreprocessLangcode() {
    */
   function testPreprocessStemming() {
     // Create a node.
-    $node = $this->drupalCreateNode(array(
+    $this->node = $this->drupalCreateNode(array(
       'title' => 'we are testing',
       'body' => array(array()),
       'langcode' => 'en',