Define instance method outside #included (#3128)

app/models/concerns/streamable.rb

@@ -6,36 +6,38 @@ module Streamable
   included do
     has_one :stream_entry, as: :activity
 
-    def title
-      super
-    end
-
-    def content
-      title
-    end
-
-    def target
-      super
-    end
-
-    def object_type
-      :activity
-    end
-
-    def thread
-      super
-    end
-
-    def hidden?
-      false
-    end
-
-    def needs_stream_entry?
-      account.local?
-    end
-
     after_create do
       account.stream_entries.create!(activity: self, hidden: hidden?) if needs_stream_entry?
     end
   end
+
+  def title
+    super
+  end
+
+  def content
+    title
+  end
+
+  def target
+    super
+  end
+
+  def object_type
+    :activity
+  end
+
+  def thread
+    super
+  end
+
+  def hidden?
+    false
+  end
+
+  private
+
+  def needs_stream_entry?
+    account.local?
+  end
 end