Remove redundant helper method.

app/helpers/preferences_helper.rb

@@ -47,13 +47,7 @@ module PreferencesHelper
     Gitlab::ColorSchemes.for_user(current_user).css_class
   end
 
-  def prefer_readme?
-    !current_user ||
-      current_user.project_view == 'readme'
-  end
-
-  def current_user_default_project_view
-    (current_user && current_user.project_view) ||
-      'readme'
+  def default_project_view
+    current_user ? current_user.project_view : 'readme'
   end
 end

app/views/projects/show.html.haml

@@ -27,7 +27,7 @@
       = link_to project_files_path(@project) do
         = repository_size
 
-    - if !prefer_readme? && @repository.readme
+    - if default_project_view != 'readme' && @repository.readme
       %li
         = link_to 'Readme', readme_path(@project)
 
@@ -67,9 +67,8 @@
   .content-block.second-block.white
     = render 'projects/last_commit', commit: @repository.commit, project: @project
 
-%section
-  %div{class: "project-show-#{current_user_default_project_view}"}
-    = render current_user_default_project_view
+%div{class: "project-show-#{default_project_view}"}
+  = render default_project_view
 
 - if current_user
   - access = user_max_access_in_project(current_user, @project)