[gcc 4.8 build-fix] Remove duplicate line for friend declaration in print_web_view_helper.h

chrome/renderer/printing/print_web_view_helper.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_RENDERER_PRINTING_PRINT_WEB_VIEW_HELPER_H_
 #define CHROME_RENDERER_PRINTING_PRINT_WEB_VIEW_HELPER_H_
 
 #include <vector>
 
 #include "base/callback.h"
@@ skipping 64 matching lines @@
 
   bool IsPrintingEnabled();
 
   void PrintNode(const blink::WebNode& node);
 
  private:
   friend class PrintWebViewHelperTestBase;
   FRIEND_TEST_ALL_PREFIXES(PrintWebViewHelperPreviewTest,
                            BlockScriptInitiatedPrinting);
   FRIEND_TEST_ALL_PREFIXES(PrintWebViewHelperTest, OnPrintPages);
-  FRIEND_TEST_ALL_PREFIXES(PrintWebViewHelperTest, OnPrintPages);
   FRIEND_TEST_ALL_PREFIXES(PrintWebViewHelperTest,
                            BlockScriptInitiatedPrinting);
   FRIEND_TEST_ALL_PREFIXES(PrintWebViewHelperTest,
                            BlockScriptInitiatedPrintingFromPopup);
 #if defined(OS_WIN) || defined(OS_MACOSX)
   FRIEND_TEST_ALL_PREFIXES(PrintWebViewHelperTest, PrintLayoutTest);
   FRIEND_TEST_ALL_PREFIXES(PrintWebViewHelperTest, PrintWithIframe);
 #endif  // defined(OS_WIN) || defined(OS_MACOSX)
 
   enum PrintingResult {
@@ skipping 370 matching lines @@
   // hangs because RequestPrintPreview is called before DidStopLoading() is
   // called. This is a store for the RequestPrintPreview() call and its
   // parameters so that it can be invoked after DidStopLoading.
   base::Closure on_stop_loading_closure_;
   DISALLOW_COPY_AND_ASSIGN(PrintWebViewHelper);
 };
 
 }  // namespace printing
 
 #endif  // CHROME_RENDERER_PRINTING_PRINT_WEB_VIEW_HELPER_H_