commit 6a577e07fbf9ebea014859e812e6fbae0f6cfa8a
Author: Shaun Dychko <ShaunDychko@475828.no-reply.drupal.org>
Date:   Sat Jul 18 13:25:45 2015 -0700

    remove header and footer tags.

diff --git a/core/modules/views/src/Tests/Handler/AreaEntityTest.php b/core/modules/views/src/Tests/Handler/AreaEntityTest.php
index 74b0d8b..4bc9af7 100644
--- a/core/modules/views/src/Tests/Handler/AreaEntityTest.php
+++ b/core/modules/views/src/Tests/Handler/AreaEntityTest.php
@@ -128,8 +128,8 @@ public function doTestRender($entities) {
     $preview = $view->preview('default', [$entities[1]->id()]);
     $this->setRawContent(\Drupal::service('renderer')->renderRoot($preview));
     $view_class = 'js-view-dom-id-' . $view->dom_id;
-    $header_xpath = '//div[@class = "' . $view_class . '"]/header[1]';
-    $footer_xpath = '//div[@class = "' . $view_class . '"]/footer[last()]';
+    $header_xpath = '//div[@class = "' . $view_class . '"]/div[1]';
+    $footer_xpath = '//div[@class = "' . $view_class . '"]/div[3]';
 
     $result = $this->xpath($header_xpath);
     $this->assertTrue(strpos(trim((string) $result[0]), $entities[0]->label()) !== FALSE, 'The rendered entity appears in the header of the view.');
@@ -164,7 +164,7 @@ public function doTestRender($entities) {
     $preview = $view->preview('default', array($entities[1]->id()));
     $this->setRawContent($renderer->renderRoot($preview));
     $view_class = 'js-view-dom-id-' . $view->dom_id;
-    $result = $this->xpath('//div[@class = "' . $view_class . '"]/header[1]');
+    $result = $this->xpath('//div[@class = "' . $view_class . '"]/div[1]');
     $this->assertTrue(strpos(trim((string) $result[0]), $entities[0]->label()) !== FALSE, 'The rendered entity appears in the header of the view.');
     $this->assertTrue(strpos(trim((string) $result[0]), 'test') !== FALSE, 'The rendered entity appeared in the right view mode.');
 
@@ -173,7 +173,7 @@ public function doTestRender($entities) {
     $preview = $view->preview('default', array($entities[2]->id()));
     $this->setRawContent($renderer->renderRoot($preview));
     $view_class = 'js-view-dom-id-' . $view->dom_id;
-    $result = $this->xpath('//div[@class = "' . $view_class . '"]/footer[last()]');
+    $result = $this->xpath('//div[@class = "' . $view_class . '"]/div[3]');
     $this->assertTrue(strpos($result[0], $entities[2]->label()) === FALSE, 'The rendered entity does not appear in the footer of the view.');
 
     // Test the available view mode options.
diff --git a/core/modules/views/templates/views-view.html.twig b/core/modules/views/templates/views-view.html.twig
index e81b1ab..4f8203f 100644
--- a/core/modules/views/templates/views-view.html.twig
+++ b/core/modules/views/templates/views-view.html.twig
@@ -43,9 +43,9 @@
   {{ title_suffix }}
 
   {% if header %}
-    <header>
+    <div>
       {{ header }}
-    </header>
+    </div>
   {% endif %}
 
   {{ exposed }}
@@ -59,9 +59,9 @@
   {{ more }}
 
   {% if footer %}
-    <footer>
+    <div>
       {{ footer }}
-    </footer>
+    </div>
   {% endif %}
 
   {{ feed_icons }}