Revert 49594 - Convert page contents grabbing from wide to UTF16. The current...

chrome/browser/history/history.cc

 // Copyright (c) 2010 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.
 
 // The history system runs on a background thread so that potentially slow
 // database operations don't delay the browser. This backend processing is
 // represented by HistoryBackend. The HistoryService's job is to dispatch to
 // that thread.
 //
 // Main thread                       History thread
@@ skipping 367 matching lines @@
       urls.push_back(i->url());
 
     visited_links->AddURLs(urls);
   }
 
   ScheduleAndForget(PRIORITY_NORMAL,
                     &HistoryBackend::AddPagesWithDetails, info);
 }
 
 void HistoryService::SetPageContents(const GURL& url,
-                                     const string16& contents) {
+                                     const std::wstring& contents) {
   if (!CanAddURL(url))
     return;
 
   ScheduleAndForget(PRIORITY_LOW, &HistoryBackend::SetPageContents,
                     url, contents);
 }
 
 void HistoryService::SetPageThumbnail(const GURL& page_url,
                                       const SkBitmap& thumbnail,
                                       const ThumbnailScore& score) {
@@ skipping 337 matching lines @@
   ScheduleAndForget(PRIORITY_UI, &HistoryBackend::Init, no_db_);
 }
 
 void HistoryService::OnDBLoaded() {
   LOG(INFO) << "History backend finished loading";
   backend_loaded_ = true;
   NotificationService::current()->Notify(NotificationType::HISTORY_LOADED,
                                          Source<Profile>(profile_),
                                          Details<HistoryService>(this));
 }