(Not for review) Dummy C++ side Custom Controls implementation

extensions/renderer/dispatcher.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "extensions/renderer/dispatcher.h"
 
 #include <stddef.h>
 
 #include <memory>
 #include <utility>
@@ skipping 724 matching lines @@
     {"webViewRequest", IDR_WEB_VIEW_REQUEST_CUSTOM_BINDINGS_JS},
     {"binding", IDR_BINDING_JS},
 
     // Custom types sources.
     {"StorageArea", IDR_STORAGE_AREA_JS},
 
     // Platform app sources that are not API-specific..
     {"platformApp", IDR_PLATFORM_APP_JS},
 
 #if defined(ENABLE_MEDIA_ROUTER)
+    {"chrome/browser/media/router/mojo/media_controller.mojom",
+     IDR_MEDIA_CONTROLLER_MOJOM_JS},
     {"chrome/browser/media/router/mojo/media_router.mojom",
      IDR_MEDIA_ROUTER_MOJOM_JS},
+    {"chrome/browser/media/router/mojo/media_status.mojom",
+     IDR_MEDIA_STATUS_MOJOM_JS},
     {"mojo/common/time.mojom", IDR_MOJO_TIME_MOJOM_JS},
     {"url/mojo/origin.mojom", IDR_ORIGIN_MOJOM_JS},
     {"media_router_bindings", IDR_MEDIA_ROUTER_BINDINGS_JS},
 #endif  // defined(ENABLE_MEDIA_ROUTER)
   };
 
   if (base::FeatureList::IsEnabled(::features::kGuestViewCrossProcessFrames)) {
     resources.emplace_back("guestViewIframe", IDR_GUEST_VIEW_IFRAME_JS);
     resources.emplace_back("guestViewIframeContainer",
                            IDR_GUEST_VIEW_IFRAME_CONTAINER_JS);
@@ skipping 651 matching lines @@
   // The "guestViewDeny" module must always be loaded last. It registers
   // error-providing custom elements for the GuestView types that are not
   // available, and thus all of those types must have been checked and loaded
   // (or not loaded) beforehand.
   if (context_type == Feature::BLESSED_EXTENSION_CONTEXT) {
     module_system->Require("guestViewDeny");
   }
 }
 
 }  // namespace extensions