Force the page layout to use different caches for HTTPS vs HTTP requests.

Fixes bug #10674.

docs/changelog/7.x.x.txt

@@ -1,4 +1,5 @@
 7.7.18
+ - fixed #10674: CDN URLs are cached across HTTP/HTTPS accesses
  - fixed: Copied assets don't always get URL extensions added
  - fixed #10789: Inbox message states not deleted when a user is deleted
  - fixed #10790: Data Form doesn't always auto-commit version tags

lib/WebGUI/Asset/Wobject/Layout.pm

@@ -409,7 +409,11 @@ sub www_view {
     ) {
         my $check = $self->checkView;
         return $check if (defined $check);
-        my $cache = WebGUI::Cache->new($session, "view_".$self->getId);
+        my $cacheKey = "view_".$self->getId;
+        if ($session->env->sslRequest) {
+            $cacheKey .= '_ssl';
+        }
+        my $cache = WebGUI::Cache->new($session, $cacheKey);
         my $out = $cache->get if defined $cache;
         unless ($out) {
             $self->prepareView;