skottie - CORS is now needed since /static is loaded from skia.org

Bug: skia:
Change-Id: I8b77e5e65a495884bfb1929a453c1e961754027e
Reviewed-on: https://skia-review.googlesource.com/c/181884
Auto-Submit: Joe Gregorio <jcgregorio@google.com>
Reviewed-by: Kevin Lubick <kjlubick@google.com>
Commit-Queue: Kevin Lubick <kjlubick@google.com>
diff --git a/skottie/go/skottie/main.go b/skottie/go/skottie/main.go
index 1708cf8..9ff5d6d 100644
--- a/skottie/go/skottie/main.go
+++ b/skottie/go/skottie/main.go
@@ -241,7 +241,7 @@
 	r.HandleFunc("/_/j/{hash:[0-9A-Za-z]+}", srv.jsonHandler)
 	r.HandleFunc("/_/upload", srv.uploadHandler)
 
-	r.PathPrefix("/static/").Handler(http.StripPrefix("/static/", http.HandlerFunc(httputils.MakeResourceHandler(*resourcesDir))))
+	r.PathPrefix("/static/").Handler(http.StripPrefix("/static/", http.HandlerFunc(httputils.CorsHandler(httputils.MakeResourceHandler(*resourcesDir)))))
 
 	// TODO(jcgregorio) Implement CSRF.
 	h := httputils.LoggingGzipRequestResponse(r)