Fix crash from ipc_fuzzer

chrome/browser/printing/print_job_worker.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_PRINTING_PRINT_JOB_WORKER_H_
 #define CHROME_BROWSER_PRINTING_PRINT_JOB_WORKER_H_
 
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
@@ skipping 96 matching lines @@
   void OnFailure();
 
   // Asks the user for print settings. Must be called on the UI thread.
   // Required on Mac and Linux. Windows can display UI from non-main threads,
   // but sticks with this for consistency.
   void GetSettingsWithUI(
       int document_page_count,
       bool has_selection,
       bool is_scripted);
 
-  // The callback used by PrintingContext::GetSettingsWithUI() to notify this
-  // object that the print settings are set.  This is needed in order to bounce
-  // back into the IO thread for GetSettingsDone().
-  void GetSettingsWithUIDone(PrintingContext::Result result);
-
   // Called on the UI thread to update the print settings.
   void UpdatePrintSettings(scoped_ptr<base::DictionaryValue> new_settings);
 
   // Reports settings back to owner_.
   void GetSettingsDone(PrintingContext::Result result);
 
   // Use the default settings. When using GTK+ or Mac, this can still end up
   // displaying a dialog. So this needs to happen from the UI thread on these
   // systems.
   void UseDefaultSettings();
@@ skipping 22 matching lines @@
 
   // Used to generate a WeakPtr for callbacks.
   base::WeakPtrFactory<PrintJobWorker> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(PrintJobWorker);
 };
 
 }  // namespace printing
 
 #endif  // CHROME_BROWSER_PRINTING_PRINT_JOB_WORKER_H_