[MD History] Fix toolbar dates in grouped mode.

chrome/browser/resources/md_history/list_container.html

 <link rel="import" href="chrome://resources/html/polymer.html">
 <link rel="import" href="chrome://resources/cr_elements/cr_lazy_render/cr_lazy_render.html">
 <link rel="import" href="chrome://resources/cr_elements/shared_style_css.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/iron-a11y-announcer/iron-a11y-announcer.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/iron-pages/iron-pages.html">
 <link rel="import" href="chrome://history/browser_service.html">
 <link rel="import" href="chrome://history/history_list.html">
 <link rel="import" href="chrome://history/shared_style.html">
 
 <!-- Lazy loaded: cr-dialog, cr-action-menu, history-grouped-list, paper-button.
@@ skipping 21 matching lines @@
         attr-for-selected="id"
         selected="[[selectedPage_]]"
         fallback-selection="infinite-list">
       <history-list id="infinite-list"
           querying="[[queryState.querying]]"
           searched-term="[[queryResult.info.term]]">
       </history-list>
       <template is="dom-if" if="[[grouped]]">
         <history-grouped-list id="grouped-list"
             range="[[groupedRange]]"
-            query-start-time="[[queryResult.info.queryStartTime]]"
-            query-end-time="[[queryResult.info.queryEndTime]]"
+            query-interval="[[queryResult.info.queryInterval]]"
             searched-term="[[queryResult.info.term]]">
         </history-grouped-list>
       </template>
     </iron-pages>
 
     <template is="cr-lazy-render" id="dialog">
       <dialog is="cr-dialog">
         <div class="title">$i18n{removeSelected}</div>
         <div class="body">$i18n{deleteWarning}</div>
         <div class="button-container">
@@ skipping 16 matching lines @@
         <button id="menuRemoveButton" class="dropdown-item"
             disabled="[[!canDeleteHistory_()]]"
             on-tap="onRemoveFromHistoryTap_">
           $i18n{removeFromHistory}
         </button>
       </dialog>
     </template>
   </template>
   <script src="chrome://history/list_container.js"></script>
 </dom-module>