remove dead uncalled code

app/assets/javascripts/discourse/controllers/list_controller.js

@@ -64,7 +64,6 @@ Discourse.ListController = Discourse.Controller.extend({
     return Discourse.TopicList.list(current).then(function(items) {
       listController.setProperties({
         loading: false,
-        filterSummary: items.filter_summary,
         filterMode: filterMode,
         draft: items.draft,
         draft_key: items.draft_key,

app/models/topic_list.rb

@@ -46,10 +46,6 @@ class TopicList
     @topics_input.map {|t| t.id}
   end
 
-  def filter_summary
-    @filter_summary ||= get_summary
-  end
-
   def attributes
     {'more_topics_url' => page}
   end
@@ -62,33 +58,4 @@ class TopicList
     # Only show them on 'Hot'
     return @filter == :hot
   end
-
-  protected
-
-  def get_summary
-    s = {}
-    return s unless @current_user
-    split = SiteSetting.top_menu.split("|")
-
-    split.each do |i|
-      name, filter = i.split(",")
-
-      exclude = nil
-      if filter && filter[0] == "-"
-        exclude = filter[1..-1]
-      end
-
-      query = TopicQuery.new(@current_user, exclude_category: exclude)
-      s["unread"] = query.unread_count if name == 'unread'
-      s["new"] = query.new_count if name == 'new'
-
-      catSplit = name.split("/")
-      if catSplit[0] == "category" && catSplit.length == 2 && @current_user
-        query = TopicQuery.new(@current_user, only_category: catSplit[1], limit: false)
-        s[name] = query.unread_count + query.new_count
-      end
-    end
-
-    s
-  end
 end

app/serializers/topic_list_serializer.rb

@@ -2,7 +2,6 @@ class TopicListSerializer < ApplicationSerializer
 
   attributes :can_create_topic,
              :more_topics_url,
-             # :filter_summary,
              :draft,
              :draft_key,
              :draft_sequence,