Refactor how public and tag timelines are queried (#14728)

app/services/hashtag_query_service.rb

@@ -1,22 +0,0 @@
-# frozen_string_literal: true
-
-class HashtagQueryService < BaseService
-  LIMIT_PER_MODE = 4
-
-  def call(tag, params, account = nil, local = false)
-    tags = tags_for(Array(tag.name) | Array(params[:any])).pluck(:id)
-    all  = tags_for(params[:all])
-    none = tags_for(params[:none])
-
-    Status.group(:id)
-          .as_tag_timeline(tags, account, local)
-          .tagged_with_all(all)
-          .tagged_with_none(none)
-  end
-
-  private
-
-  def tags_for(names)
-    Tag.matching_name(Array(names).take(LIMIT_PER_MODE)) if names.present?
-  end
-end