Cleanup: Remove references to tests that no longer exists / are unused.

chrome/browser/ui/webui/print_preview/sticky_settings.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_UI_WEBUI_PRINT_PREVIEW_STICKY_SETTINGS_H_
 #define CHROME_BROWSER_UI_WEBUI_PRINT_PREVIEW_STICKY_SETTINGS_H_
 
-#include "printing/print_job_constants.h"
-
 #include <string>
 
 #include "base/memory/scoped_ptr.h"
+#include "printing/print_job_constants.h"
 
-class PrintPreviewHandlerTest;
 class PrefService;
 
 namespace base {
 class DictionaryValue;
 class FilePath;
 }
 
 namespace user_prefs {
 class PrefRegistrySyncable;
 }
@@ skipping 14 matching lines @@
   // Stores app state for the last used printer.
   void StoreAppState(const std::string& app_state);
   // Stores the last path the user used to save to pdf.
   void StoreSavePath(const base::FilePath& path);
 
   void SaveInPrefs(PrefService* profile);
   void RestoreFromPrefs(PrefService* profile);
   static void RegisterProfilePrefs(user_prefs::PrefRegistrySyncable* registry);
 
  private:
-
   scoped_ptr<base::FilePath> save_path_;
   scoped_ptr<std::string> printer_app_state_;
 };
 
-} // namespace printing
+}  // namespace printing
 
 #endif  // CHROME_BROWSER_UI_WEBUI_PRINT_PREVIEW_STICKY_SETTINGS_H_