MD Settings: adjust iron-list focus row behaviors.

chrome/browser/resources/settings/settings_resources.grd

 <?xml version="1.0" encoding="UTF-8"?>
 <grit latest_public_release="0" current_release="1" output_all_resource_defines="false">
   <outputs>
     <output filename="grit/settings_resources.h" type="rc_header">
       <emit emit_type='prepend'></emit>
     </output>
     <output filename="grit/settings_resources_map.cc"
             type="resource_file_map_source" />
     <output filename="grit/settings_resources_map.h"
             type="resource_map_header" />
@@ skipping 253 matching lines @@
       <structure name="IDR_SETTINGS_CR_SETTINGS_UI_JS"
                  file="settings_ui/settings_ui.js"
                  type="chrome_html"
                  preprocess="true" />
       <structure name="IDR_SETTINGS_GLOBAL_SCROLL_TARGET_BEHAVIOR_HTML"
                  file="global_scroll_target_behavior.html"
                  type="chrome_html" />
       <structure name="IDR_SETTINGS_GLOBAL_SCROLL_TARGET_BEHAVIOR_JS"
                  file="global_scroll_target_behavior.js"
                  type="chrome_html" />
-      <structure name="IDR_SETTINGS_FOCUSABLE_IRON_LIST_ITEM_BEHAVIOR_HTML"
-                 file="focusable_iron_list_item_behavior.html"
+      <structure name="IDR_SETTINGS_FOCUS_ROW_BEHAVIOR_HTML"
+                 file="focus_row_behavior.html"
                  type="chrome_html" />
-      <structure name="IDR_SETTINGS_FOCUSABLE_IRON_LIST_ITEM_BEHAVIOR_JS"
-                 file="focusable_iron_list_item_behavior.js"
+      <structure name="IDR_SETTINGS_FOCUS_ROW_BEHAVIOR_JS"
+                 file="focus_row_behavior.js"
                  type="chrome_html" />
       <if expr="use_nss_certs">
         <structure name="IDR_SETTINGS_CERTIFICATE_MANAGER_PAGE_HTML"
                    file="certificate_manager_page/certificate_manager_page.html"
                    type="chrome_html" />
         <structure name="IDR_SETTINGS_CERTIFICATE_MANAGER_PAGE_JS"
                    file="certificate_manager_page/certificate_manager_page.js"
                    type="chrome_html" />
         <structure name="IDR_SETTINGS_CERTIFICATE_LIST_HTML"
                    file="certificate_manager_page/certificate_list.html"
@@ skipping 1003 matching lines @@
                    type="chrome_html" />
         <structure name="IDR_SETTINGS_USERS_PAGE_HTML"
                    file="people_page/users_page.html"
                    type="chrome_html"
                    preprocess="true"
                    allowexternalscript="true" />
       </if>
     </structures>
   </release>
 </grit>