Remove unused Project scopes

Signed-off-by: Rémy Coutable <remy@rymai.me>

app/models/project.rb

@@ -171,17 +171,17 @@ class Project < ActiveRecord::Base
 
   scope :sorted_by_activity, -> { reorder(last_activity_at: :desc) }
   scope :sorted_by_stars, -> { reorder('projects.star_count DESC') }
-  scope :sorted_by_names, -> { joins(:namespace).reorder('namespaces.name ASC, projects.name ASC') }
 
-  scope :without_user, ->(user)  { where('projects.id NOT IN (:ids)', ids: user.authorized_projects.map(&:id) ) }
-  scope :without_team, ->(team) { team.projects.present? ? where('projects.id NOT IN (:ids)', ids: team.projects.map(&:id)) : scoped  }
-  scope :not_in_group, ->(group) { where('projects.id NOT IN (:ids)', ids: group.project_ids ) }
   scope :in_namespace, ->(namespace_ids) { where(namespace_id: namespace_ids) }
-  scope :in_group_namespace, -> { joins(:group) }
   scope :personal, ->(user) { where(namespace_id: user.namespace_id) }
   scope :joined, ->(user) { where('namespace_id != ?', user.namespace_id) }
+  scope :visible_to_user, ->(user) { where(id: user.authorized_projects.select(:id).reorder(nil)) }
   scope :non_archived, -> { where(archived: false) }
   scope :for_milestones, ->(ids) { joins(:milestones).where('milestones.id' => ids).distinct }
+  scope :with_push, -> { joins(:events).where('events.action = ?', Event::PUSHED) }
+
+  scope :active, -> { joins(:issues, :notes, :merge_requests).order('issues.created_at, notes.created_at, merge_requests.created_at DESC') }
+  scope :abandoned, -> { where('projects.last_activity_at < ?', 6.months.ago) }
 
   state_machine :import_status, initial: :none do
     event :import_start do
@@ -208,18 +208,6 @@ class Project < ActiveRecord::Base
   end
 
   class << self
-    def abandoned
-      where('projects.last_activity_at < ?', 6.months.ago)
-    end
-
-    def with_push
-      joins(:events).where('events.action = ?', Event::PUSHED)
-    end
-
-    def active
-      joins(:issues, :notes, :merge_requests).order('issues.created_at, notes.created_at, merge_requests.created_at DESC')
-    end
-
     # Searches for a list of projects based on the query given in `query`.
     #
     # On PostgreSQL this method uses "ILIKE" to perform a case-insensitive
@@ -281,10 +269,6 @@ class Project < ActiveRecord::Base
         projects.iwhere('projects.path' => project_path).take
     end
 
-    def find_by_ci_id(id)
-      find_by(ci_id: id.to_i)
-    end
-
     def visibility_levels
       Gitlab::VisibilityLevel.options
     end
@@ -315,10 +299,6 @@ class Project < ActiveRecord::Base
 
       joins(join_body).reorder('join_note_counts.amount DESC')
     end
-
-    def visible_to_user(user)
-      where(id: user.authorized_projects.select(:id).reorder(nil))
-    end
   end
 
   def team