Remove the first-run search engine dialog/ballot.

chrome/browser/first_run/first_run_internal.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.
 
 #ifndef CHROME_BROWSER_FIRST_RUN_FIRST_RUN_INTERNAL_H_
 #define CHROME_BROWSER_FIRST_RUN_FIRST_RUN_INTERNAL_H_
 #pragma once
 
 #include <vector>
 
@@ skipping 59 matching lines @@
 #endif  // OS_WIN
 
 #if !defined(USE_AURA)
 // AutoImport code which is common to all platforms.
 void AutoImportPlatformCommon(
     scoped_refptr<ImporterHost> importer_host,
     Profile* profile,
     bool homepage_defined,
     int import_items,
     int dont_import_items,
-    bool search_engine_experiment,
-    bool randomize_search_engine_experiment,
     bool make_chrome_default);
 #endif  // !defined(USE_AURA)
 
 int ImportBookmarkFromFileIfNeeded(Profile* profile,
                                    const CommandLine& cmdline);
 
 #if !defined(OS_WIN)
 bool ImportBookmarks(const FilePath& import_bookmarks_path);
 #endif
 
 }  // namespace internal
 }  // namespace first_run
 
 #endif  // CHROME_BROWSER_FIRST_RUN_FIRST_RUN_INTERNAL_H_