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

chrome/browser/ui/webui/print_preview/print_preview_ui.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_PRINT_PREVIEW_UI_H_
 #define CHROME_BROWSER_UI_WEBUI_PRINT_PREVIEW_PRINT_PREVIEW_UI_H_
 
 #include <string>
 
 #include "base/callback_forward.h"
@@ skipping 152 matching lines @@
   // Allows for tests to set a file path to print a PDF to. This also initiates
   // the printing without having to click a button on the print preview dialog.
   void SetSelectedFileForTesting(const base::FilePath& path);
 
   // Passes |closure| to PrintPreviewHandler::SetPdfSavedClosureForTesting().
   void SetPdfSavedClosureForTesting(const base::Closure& closure);
 
   base::WeakPtr<PrintPreviewUI> GetWeakPtr();
 
  private:
-  friend class PrintPreviewHandlerTest;
-  FRIEND_TEST_ALL_PREFIXES(PrintPreviewHandlerTest, StickyMarginsCustom);
-  FRIEND_TEST_ALL_PREFIXES(PrintPreviewHandlerTest, StickyMarginsDefault);
-  FRIEND_TEST_ALL_PREFIXES(PrintPreviewHandlerTest,
-                           StickyMarginsCustomThenDefault);
-  FRIEND_TEST_ALL_PREFIXES(PrintPreviewHandlerTest,
-                           GetLastUsedMarginSettingsCustom);
-  FRIEND_TEST_ALL_PREFIXES(PrintPreviewHandlerTest,
-                           GetLastUsedMarginSettingsDefault);
   FRIEND_TEST_ALL_PREFIXES(PrintPreviewDialogControllerUnitTest,
                            TitleAfterReload);
 
   // Returns the Singleton instance of the PrintPreviewDataService.
   PrintPreviewDataService* print_preview_data_service();
 
   base::TimeTicks initial_preview_start_time_;
 
   // The unique ID for this class instance. Stored here to avoid calling
   // GetIDForPrintPreviewUI() everywhere.
@@ skipping 17 matching lines @@
 
   // Keeps track of whether OnClosePrintPreviewDialog() has been called or not.
   bool dialog_closed_;
 
   base::WeakPtrFactory<PrintPreviewUI> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(PrintPreviewUI);
 };
 
 #endif  // CHROME_BROWSER_UI_WEBUI_PRINT_PREVIEW_PRINT_PREVIEW_UI_H_