Clean up OStatus-related codepaths (#12173)

* Remove “protocol” argument and return value, as only ActivityPub is supported

* Remove FetchRemoteAccountService, only use ActivityPub::FetchRemoteAccountService

* Fix tests

1 files changed, 3 insertions, 6 deletions

diff --git a/app/services/fetch_remote_status_service.rb b/app/services/fetch_remote_status_service.rb
index 208dc7809c1..21d277aff7a 100644
--- a/app/services/fetch_remote_status_service.rb
+++ b/app/services/fetch_remote_status_service.rb
@@ -1,17 +1,14 @@
 # frozen_string_literal: true
 
 class FetchRemoteStatusService < BaseService
-  def call(url, prefetched_body = nil, protocol = :ostatus)
+  def call(url, prefetched_body = nil)
     if prefetched_body.nil?
-      resource_url, resource_options, protocol = FetchResourceService.new.call(url)
+      resource_url, resource_options = FetchResourceService.new.call(url)
     else
       resource_url     = url
       resource_options = { prefetched_body: prefetched_body }
     end
 
-    case protocol
-    when :activitypub
-      ActivityPub::FetchRemoteStatusService.new.call(resource_url, **resource_options)
-    end
+    ActivityPub::FetchRemoteStatusService.new.call(resource_url, **resource_options)
   end
 end