Backed out changeset e665e278f4ac (bug 1730515) for causing issues on search functionality. a=backout

docs/_templates/searchbox.html

@@ -1,16 +0,0 @@
-<! -- This code is governed by the BSD license -->
-
-<div>
-   <h3>{{ _('Quick search') }}</h3>
-   <script>
-      (function() {
-         var cx = 'dd12886298f75dbef';
-         var gcse = document.createElement('script');
-         gcse.async = true;
-         gcse.src = 'https://cse.google.com/cse.js?cx=' + cx;
-         var s = document.getElementsByTagName('script')[0];
-         s.parentNode.insertBefore(gcse, s);
-      })();
-   </script>
-  <gcse:search></gcse:search>
-</div>

docs/conf.py

@@ -70,13 +70,6 @@ templates_path = ["_templates"]
 source_suffix = [".rst", ".md"]
 master_doc = "index"
 project = "Firefox Source Docs"
-# Override the search box to use Google instead of
-# sphinx search
-html_sidebars = {
-    "**": [
-        "searchbox.html",
-    ]
-}
 html_logo = os.path.join(
     topsrcdir, "browser/branding/nightly/content/firefox-wordmark.svg"
 )