Omnibox: Prevent Asynchronous Suggestions from Changing Default Match

chrome/browser/autocomplete/zero_suggest_provider.h

 // 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.
 //
 // This file contains the zero-suggest autocomplete provider. This experimental
 // provider is invoked when the user focuses in the omnibox prior to editing,
-// and generates search query suggestions based on the current URL. To enable
-// this provider, point --experimental-zero-suggest-url-prefix at an
-// appropriate suggestion service.
-//
-// HUGE DISCLAIMER: This is just here for experimenting and will probably be
-// deleted entirely as we revise how suggestions work with the omnibox.
+// and generates search query suggestions based on the current URL.
 
 #ifndef CHROME_BROWSER_AUTOCOMPLETE_ZERO_SUGGEST_PROVIDER_H_
 #define CHROME_BROWSER_AUTOCOMPLETE_ZERO_SUGGEST_PROVIDER_H_
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/memory/scoped_ptr.h"
 #include "chrome/browser/autocomplete/base_search_provider.h"
 #include "chrome/browser/autocomplete/search_provider.h"
 #include "chrome/browser/history/history_types.h"
@@ skipping 142 matching lines @@
 
   history::MostVisitedURLList most_visited_urls_;
 
   // For callbacks that may be run after destruction.
   base::WeakPtrFactory<ZeroSuggestProvider> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(ZeroSuggestProvider);
 };
 
 #endif  // CHROME_BROWSER_AUTOCOMPLETE_ZERO_SUGGEST_PROVIDER_H_