Use Google Analytics snippet compatible with Trusted Types.

PiperOrigin-RevId: 347342173
Change-Id: I542abf80db92e039c4996ae54518617a393cb4ec

resources/com/google/gitiles/templates/Doc.soy

diff --git a/resources/com/google/gitiles/templates/Doc.soy b/resources/com/google/gitiles/templates/Doc.soy
index db1bfc6..28dad26 100644
--- a/resources/com/google/gitiles/templates/Doc.soy
+++ b/resources/com/google/gitiles/templates/Doc.soy
@@ -85,14 +85,12 @@
   {if $analyticsId}
     /* From https://developers.google.com/analytics/devguides/collection/analyticsjs/ */
     <script>
-    (function(i,s,o,g,r,a,m){lb}i['GoogleAnalyticsObject']=r;i[r]=i[r]||function(){lb}
-    (i[r].q=i[r].q||[]).push(arguments){rb},i[r].l=1*new Date();a=s.createElement(o),
-    m=s.getElementsByTagName(o)[0];a.async=1;a.src=g;m.parentNode.insertBefore(a,m)
-    {rb})(window,document,'script','//www.google-analytics.com/analytics.js','ga');
+    window.ga=window.ga||function(){lb}(ga.q=ga.q||[]).push(arguments){rb};ga.l=+new Date;
 
     ga('create', '{$analyticsId}', 'auto');
     ga('send', 'pageview', {lb}title: '{$pageTitle}'{rb});
     </script>
+    <script async src="https://www.google-analytics.com/analytics.js"></script>
   {/if}
 </body>
 </html>