<% @taxons = @taxon && @taxon.parent ? @taxon.parent.children : Spree::Taxon.roots %>
<%= form_tag spree.products_path, :method => :get do %>
  <%= select_tag :taxon,
        options_for_select([[Spree.t(:all_departments), '']] +
                              @taxons.map {|t| [t.name, t.id]},
                            @taxon ? @taxon.id : params[:taxon]) %>
  <%= search_field_tag :keywords, params[:keywords], :placeholder => Spree.t(:search) %>
  <%= submit_tag Spree.t(:search), :name => nil %>
<% end %>

<% @taxons = @taxon && @taxon.parent ? @taxon.parent.children : Spree::Taxon.roots %>
<%= form_tag spree.products_path, :method => :get do %>
  <%= select_tag :taxon,
        options_for_select([[Spree.t(:all_departments), '']] +
                              @taxons.map {|t| [t.name, t.id]},
                              @taxon ? @taxon.id : params[:taxon]), 'aria-label' => 'Taxon' %>
  <%= search_field_tag :keywords, params[:keywords], :placeholder => Spree.t(:search) %>
  <%= submit_tag Spree.t(:search), :name => nil %>
<% end %>

Fix accessibility errors in search input.
Fix accessibility errors in search input.

[#3374]

Related to #3414
