Cleaned up the print preview API used by app printing browser tests

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/gtest_prod_util.h"
@@ skipping 136 matching lines @@
   // default.
   void OnPrintPreviewScalingDisabled();
 
   // Creating an instance of this class causes the print preview panel to be
   // cancelled as soon as it is brought up, with the number of times this
   // auto-cancel happens recorded. This is used for testing only.
   class ScopedAutoCancelForTesting {
    public:
     ScopedAutoCancelForTesting();
     ~ScopedAutoCancelForTesting();
-    static bool IsEnabledForTesting();
-    static void IncrementCountForTesting();
     int GetCountForTesting();
   };
 
  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,
@@ skipping 28 matching lines @@
   // title.
   string16 initiator_title_;
 
   // Keeps track of whether OnClosePrintPreviewDialog() has been called or not.
   bool dialog_closed_;
 
   DISALLOW_COPY_AND_ASSIGN(PrintPreviewUI);
 };
 
 #endif  // CHROME_BROWSER_UI_WEBUI_PRINT_PREVIEW_PRINT_PREVIEW_UI_H_