Realigning the WeakPtrFactory initialization order in chrome/ui folder

chrome/browser/ui/webui/print_preview/print_preview_handler.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_HANDLER_H_
 #define CHROME_BROWSER_UI_WEBUI_PRINT_PREVIEW_PRINT_PREVIEW_HANDLER_H_
 
 #include <string>
 
 #include "base/files/file_path.h"
@@ skipping 321 matching lines @@
   scoped_ptr<local_discovery::PrivetHTTPAsynchronousFactory>
       privet_http_factory_;
   scoped_ptr<local_discovery::PrivetHTTPResolution> privet_http_resolution_;
   scoped_ptr<local_discovery::PrivetV1HTTPClient> privet_http_client_;
   scoped_ptr<local_discovery::PrivetJSONOperation>
       privet_capabilities_operation_;
   scoped_ptr<local_discovery::PrivetLocalPrintOperation>
       privet_local_print_operation_;
 #endif
 
-  base::WeakPtrFactory<PrintPreviewHandler> weak_factory_;
-
   // Notifies tests that want to know if the PDF has been saved. This doesn't
   // notify the test if it was a successful save, only that it was attempted.
   base::Closure pdf_file_saved_closure_;
 
+  base::WeakPtrFactory<PrintPreviewHandler> weak_factory_;
+
   DISALLOW_COPY_AND_ASSIGN(PrintPreviewHandler);
 };
 
 #endif  // CHROME_BROWSER_UI_WEBUI_PRINT_PREVIEW_PRINT_PREVIEW_HANDLER_H_