}</span>
  <span class='id identifier rubyid_newly_defined_keys'>newly_defined_keys</span> <span class='op'>=</span> <span class='id identifier rubyid_keys_to_overwrite'>keys_to_overwrite</span><span class='period'>.</span><span class='id identifier rubyid_keys'>keys</span> <span class='op'>-</span> <span class='const'>RequestStore</span><span class='period'>.</span><span class='id identifier rubyid_store'>store</span><span class='lbracket'>[</span><span class='symbol'>:button_defaults</span><span class='rb