Remove unused methods

app/helpers/projects_helper.rb

@@ -1,22 +1,2 @@
 module ProjectsHelper
-  def view_mode_style(type)
-    cookies["project_view"] ||= "tile"
-    cookies["project_view"] == type ? nil : "display:none"
-  end
-
-  def load_note_parent(id, type, project)
-    case type
-    when "Issue" then @project.issues.find(id)
-    when "Commit" then @project.repo.commits(id).first
-    when "Snippet" then @project.snippets.find(id)
-    else
-      true
-    end
-  rescue
-    nil
-  end
-
-  def repository_tab_class
-  end
-
 end