Remove Moderator Sample because there is no Moderator API.
Reviewed in https://codereview.appspot.com/6776055/.
diff --git a/docs/dyn/compute_v1beta12.zones.html b/docs/dyn/compute_v1beta12.zones.html
index c3889e2..0e13d05 100644
--- a/docs/dyn/compute_v1beta12.zones.html
+++ b/docs/dyn/compute_v1beta12.zones.html
@@ -131,7 +131,7 @@
   An object of the form:
 
     {
-    "nextPageToken": "A String", # A token used to continue a truncated list request.
+    "nextPageToken": "A String", # A token used to continue a truncated list request (output only).
     "items": [ # The zone resources.
       {
         "status": "A String", # Status of the zone. "UP" or "DOWN".