Adds the audio history and always on hotwording settings.

chrome/browser/resources/options/browser_options.html

 <div id="settings" class="page" hidden>
   <header>
     <h1 i18n-content="settingsTitle"></h1>
   </header>
   <include src="automatic_settings_reset_banner.html">
 <if expr="chromeos">
   <include src="secondary_user_banner.html">
   <section>
     <div id="network-section-header" class="section-header">
       <h3 i18n-content="sectionTitleInternet"></h3>
@@ skipping 152 matching lines @@
               <label for="hotword-search-enable"
                   i18n-values=".innerHTML:hotwordSearchEnable">
               </label>
               <span id="hotword-search-setting-indicator"
                   pref="hotword.search_enabled_2" dialog-pref>
               </span>
             </span>
           </span>
         </div>
       </div>
+      <div id="hotword-always-on-search" hidden>
+        <div class="checkbox">
+          <span class="controlled-setting-with-label">
+            <input id="hotword-always-on-search-enable"
+                pref="hotword.always_on_search_enabled" type="checkbox">
+            <span>
+              <label for="hotword-always-on-search-enable"
+                  i18n-content="hotwordAlwaysOnSearchEnable">
+              </label>
+            </span>
+          </span>
+        </div>
+      </div>
+      <div id="audio-logging" hidden>
+        <div class="checkbox">
+          <span class="controlled-setting-with-label">
+            <input id="audio-logging-enable"
+                pref="hotword.audio_logging_enabled" type="checkbox">
+            <span>
+              <label for="audio-logging-enable"
+                  i18n-content="hotwordAudioHistoryEnable">
+              </label>
+            </span>
+          </span>
+        </div>
+      </div>
     </div>
   </section>
   <section id="sync-users-section" guest-visibility="hidden">
     <h3 i18n-content="sectionTitleUsers"></h3>
 <if expr="chromeos">
     <include src="sync_section.html">
 </if>
     <div id="profiles-section" hidden>
       <list id="profiles-list" class="settings-list" hidden></list>
       <div id="profiles-single-message" class="settings-row"
@@ skipping 762 matching lines @@
     </div>
   </section>
   </div>  <!-- advanced-settings-container -->
   </div>  <!-- advanced-settings -->
   <footer>
     <button id="advanced-settings-expander" class="link-button"
         i18n-content="showAdvancedSettings">
     </button>
   </footer>
   </div>