Chromium style checker cleanup

chrome/browser/history/delete_directive_handler.cc

 // Copyright (c) 2013 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/delete_directive_handler.h"
 
 #include "base/json/json_writer.h"
 #include "base/rand_util.h"
 #include "base/time.h"
 #include "base/values.h"
@@ skipping 63 matching lines @@
      : delete_directive_handler_(delete_directive_handler),
        delete_directives_(delete_directive),
        post_processing_action_(post_processing_action) {}
 
   // Implements HistoryDBTask.
   virtual bool RunOnDBThread(history::HistoryBackend* backend,
                              history::HistoryDatabase* db) OVERRIDE;
   virtual void DoneRunOnMainThread() OVERRIDE;
 
  private:
-  ~DeleteDirectiveTask() {}
+  virtual ~DeleteDirectiveTask() {}
 
   // Process a list of global Id directives. Delete all visits to a URL in
   // time ranges of directives if the timestamp of one visit matches with one
   // global id.
   void ProcessGlobalIdDeleteDirectives(
       history::HistoryBackend* history_backend,
       const syncer::SyncDataList& global_id_directives);
 
   // Process a list of time range directives, all history entries within the
   // time ranges are deleted. |time_range_directives| should be sorted by
@@ skipping 279 matching lines @@
     for (size_t i = 0; i < delete_directives.size(); ++i) {
       change_list.push_back(
           syncer::SyncChange(FROM_HERE, syncer::SyncChange::ACTION_DELETE,
                              delete_directives[i]));
     }
     sync_processor_->ProcessSyncChanges(FROM_HERE, change_list);
   }
 }
 
 }  // namespace history