Remove legacy migration code that coupled history and bookmarks.

chrome/browser/history/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 "chrome/browser/history/history_backend.h"
 
 #include <list>
 #include <map>
 #include <set>
 #include <vector>
@@ skipping 589 matching lines @@
   // we only set db_ to the created database if creation is successful. That
   // way other methods won't do anything as db_ is still NULL.
 
   TimeTicks beginning_time = TimeTicks::Now();
 
   // Compute the file names. Note that the index file can be removed when the
   // text db manager is finished being hooked up.
   FilePath history_name = history_dir_.Append(chrome::kHistoryFilename);
   FilePath thumbnail_name = GetThumbnailFileName();
   FilePath archived_name = GetArchivedFileName();
-  FilePath tmp_bookmarks_file = history_dir_.Append(
-      chrome::kHistoryBookmarksFileName);
 
   // History database.
   db_.reset(new HistoryDatabase());
-  sql::InitStatus status = db_->Init(history_name, tmp_bookmarks_file);
+  sql::InitStatus status = db_->Init(history_name);
   switch (status) {
     case sql::INIT_OK:
       break;
     case sql::INIT_FAILURE:
       // A NULL db_ will cause all calls on this object to notice this error
       // and to not continue.
       delegate_->NotifyProfileError(id_, status);
       db_.reset();
       return;
     default:
@@ skipping 1864 matching lines @@
   info.url_id = visit.url_id;
   info.time = visit.visit_time;
   info.transition = visit.transition;
   // If we don't have a delegate yet during setup or shutdown, we will drop
   // these notifications.
   if (delegate_.get())
     delegate_->NotifyVisitDBObserversOnAddVisit(info);
 }
 
 }  // namespace history