Save large icons to a new LARGE_ICON type

components/history/core/browser/history_backend.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "components/history/core/browser/history_backend.h"
 
 #include <algorithm>
 #include <functional>
 #include <list>
 #include <map>
@@ skipping 1826 matching lines @@
     const GURL* page_url,
     const std::vector<GURL>& icon_urls,
     int icon_types,
     const std::vector<int>& desired_sizes,
     std::vector<favicon_base::FaviconRawBitmapResult>* bitmap_results) {
   // If |page_url| is specified, |icon_types| must be either a single icon
   // type or icon types which are equivalent.
   DCHECK(!page_url || icon_types == favicon_base::FAVICON ||
          icon_types == favicon_base::TOUCH_ICON ||
          icon_types == favicon_base::TOUCH_PRECOMPOSED_ICON ||
+         icon_types == favicon_base::LARGE_ICON ||
          icon_types ==
              (favicon_base::TOUCH_ICON | favicon_base::TOUCH_PRECOMPOSED_ICON));
   bitmap_results->clear();
 
   if (!thumbnail_db_) {
     return;
   }
 
   std::vector<favicon_base::FaviconID> favicon_ids;
 
@@ skipping 782 matching lines @@
   return true;
 }
 
 HistoryClient* HistoryBackend::GetHistoryClient() {
   if (history_client_)
     history_client_->BlockUntilBookmarksLoaded();
   return history_client_;
 }
 
 }  // namespace history