title: Devise Omniauth undefined method omniauth_authorize_path
body: <p>I've noticed that when logging to Devise I have started to receive these error message.</p>
  
  <p>I'm using Devise 2.2.4 with Omniauth 1.1.4 and Omniauth-Facebook 1.4.1</p>
  
  <p>Does anybody know what is the cause of this error?</p>
  
  <pre><code>  ActionView::Template::Error (undefined method `omniauth_authorize_path' for #&lt;#&lt;Class:0xb85e534&gt;:0xb904e5c&gt;):
  21: &lt;%- if devise_mapping.omniauthable? %&gt;
  22:   &lt;%- resource_class.omniauth_providers.each do |provider| %&gt;
  23:     &lt;% logger.info "hey #{provider} , dolphin and #{resource_name}" %&gt;
  24:     &lt;%= link_to "Sign in with #{provider.to_s.titleize}", omniauth_authorize_path(resource_name, provider) %&gt;&lt;br /&gt;
  25:   &lt;% end -%&gt;
  26: &lt;% end -%&gt;
  
    app/views/devise/shared/_links.erb:24:in `block in _app_views_devise_shared__links_erb___1039642231_94147460'
    app/views/devise/shared/_links.erb:22:in `each'
    app/views/devise/shared/_links.erb:22:in `_app_views_devise_shared__links_erb___1039642231_94147460'
    app/views/devise/sessions/new.html.erb:17:in `_app_views_devise_sessions_new_html_erb__883448937_92868060'
  </code></pre>