Implement Mojo SyncLoad

content/browser/loader/resource_dispatcher_host_impl.h

Index: content/browser/loader/resource_dispatcher_host_impl.h
diff --git a/content/browser/loader/resource_dispatcher_host_impl.h b/content/browser/loader/resource_dispatcher_host_impl.h
index 006c5eed43ecf73138ebfab0b6ebe1c6b2ff8739..c295e56cacb73f1f7130d4ad0411ee643a17d76b 100644
--- a/content/browser/loader/resource_dispatcher_host_impl.h
+++ b/content/browser/loader/resource_dispatcher_host_impl.h
@@ -308,6 +308,12 @@ class CONTENT_EXPORT ResourceDispatcherHostImpl
       mojom::URLLoaderClientPtr url_loader_client,
       ResourceMessageFilter* filter);
 
+  void OnSyncLoadWithMojo(int routing_id,
+                          int request_id,
+                          const ResourceRequest& request_data,
+                          ResourceMessageFilter* filter,
+                          const SyncLoadResultCallback& result_handler);
+
   // Helper function for initializing the |request| passed in. By initializing
   // we mean setting the |referrer| on the |request|, associating the
   // ResourceRequestInfoImpl structure with the |request|, etc.
@@ -543,7 +549,7 @@ class CONTENT_EXPORT ResourceDispatcherHostImpl
       int request_id,
       const ResourceRequest& request_data,
       const SyncLoadResultCallback& sync_result_handler, // only valid for sync
-      int route_id,                                      // only valid for async
+      int route_id,
       mojo::InterfaceRequest<mojom::URLLoader> mojo_request,
       mojom::URLLoaderClientPtr url_loader_client);