gtk: Rename OnDialogResponse() to OnResponse() to standardize on a consistent naming scheme.

chrome/browser/printing/print_dialog_gtk.h

 // Copyright (c) 2011 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_DIALOG_GTK_H_
 #define CHROME_BROWSER_PRINTING_PRINT_DIALOG_GTK_H_
 #pragma once
 
 #include <gtk/gtk.h>
 #include <gtk/gtkprintunixdialog.h>
@@ skipping 28 matching lines @@
                             const string16& document_name);
 
  private:
   friend class base::RefCountedThreadSafe<PrintDialogGtk>;
 
   PrintDialogGtk(PrintingContextCairo::PrintSettingsCallback* callback,
                  PrintingContextCairo* context);
   ~PrintDialogGtk();
 
   // Handles dialog response.
-  CHROMEGTK_CALLBACK_1(PrintDialogGtk, void, OnResponse, gint);
+  CHROMEGTK_CALLBACK_1(PrintDialogGtk, void, OnResponse, int);
 
   // Saves data in |metafile| to disk for document named |document_name|.
   void SaveDocumentToDisk(const NativeMetafile* metafile,
                           const string16& document_name);
 
   // Prints document named |document_name|.
   void SendDocumentToPrinter(const string16& document_name);
 
   // Handles print job response.
   static void OnJobCompletedThunk(GtkPrintJob* print_job,
@@ skipping 14 matching lines @@
   GtkPrintSettings* gtk_settings_;
 
   // Event to signal when save document finishes.
   base::WaitableEvent* save_document_event_;
   FilePath path_to_pdf_;
 
   DISALLOW_COPY_AND_ASSIGN(PrintDialogGtk);
 };
 
 #endif  // CHROME_BROWSER_PRINTING_PRINT_DIALOG_GTK_H_