[bug 882923] Update opt-out for GA

bedrock/privacy/templates/privacy/websites.html

@@ -305,16 +305,17 @@ <h3>Cookies and Clear GIFs</h3>
     before linking to Mozilla's websites. Certain features of Mozilla's
     websites may not function properly without the aid of cookies.</p>
   </section>
-  <section>
+  <section id="opt-out">
     <h3>Opt-out Procedures</h3>
-    <p>If you do not want to allow your session visitation information on the
-    Mozilla websites to be aggregated and analyzed by Mozilla (or its
-    third-party analytics providers) you may utilize the following
-    <a href="{{ php_url('/opt-out.html') }}">opt-out mechanisms listed
-    here</a>. Additionally, if you signed up to receive but no longer wish to
-    receive electronic marketing communications from Mozilla, you can opt-out
-    from receiving these communications by following the “unsubscribe”
-    instructions in any such communication you receive.</p>
+    <p>If you do not want data about your visits to Mozilla websites to be
+    collected by Google Analytics, you can install the
+    <a href="https://tools.google.com/dlpage/gaoptout">Google Analytics Opt-out
+    Browser Add-on</a>. The add-on keeps your visits anonymous and prohibits any
+    data from being sent to Google Analytics. Additionally, if you signed up
+    to receive but no longer wish to receive electronic marketing communications
+    from Mozilla, you can opt-out from receiving these communications by
+    following the “unsubscribe” instructions in any such communication you
+    receive.</p>
   </section>
   <section>
     <h3>Mozilla Ads</h3>

etc/httpd/global.conf

@@ -409,3 +409,7 @@ RewriteRule ^/en-US/about/policies/participation(/?)$ /b/en-US/about/policies/pa
 
 RewriteRule ^/about/policies/policies.html$ /en-US/about/policies/ [L,R=301]
 RewriteRule ^/en-US/about/policies/policies(/?)$ /b/en-US/about/policies$1 [PT]
+
+# bug 882923
+RewriteRule ^/en-US/opt-out.html$ /privacy/policies/websites/#opt-out [NE,L,R=301]
+