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

chrome/browser/printing/print_dialog_gtk.cc

 // 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.
 
 #include "chrome/browser/printing/print_dialog_gtk.h"
 
 #include <fcntl.h>
 #include <gtk/gtkpagesetupunixdialog.h>
 #include <gtk/gtkprintjob.h>
 #include <sys/stat.h>
@@ skipping 80 matching lines @@
   gtk_widget_destroy(dialog_);
   dialog_ = NULL;
   page_setup_ = NULL;
   printer_ = NULL;
   if (gtk_settings_) {
     g_object_unref(gtk_settings_);
     gtk_settings_ = NULL;
   }
 }
 
-void PrintDialogGtk::OnResponse(GtkWidget* dialog, gint response_id) {
+void PrintDialogGtk::OnResponse(GtkWidget* dialog, int response_id) {
   gtk_widget_hide(dialog_);
 
   switch (response_id) {
     case GTK_RESPONSE_OK: {
       // |gtk_settings_| is a new object.
       gtk_settings_ = gtk_print_unix_dialog_get_settings(
           GTK_PRINT_UNIX_DIALOG(dialog_));
       // |printer_| and |page_setup_| are owned by |dialog_|.
       page_setup_ = gtk_print_unix_dialog_get_page_setup(
           GTK_PRINT_UNIX_DIALOG(dialog_));
@@ skipping 100 matching lines @@
       NULL);
   // Printing finished.
   Release();
 }
 
 void PrintDialogGtk::set_save_document_event(base::WaitableEvent* event) {
   DCHECK(event);
   DCHECK(!save_document_event_);
   save_document_event_ = event;
 }