Remove the force_session cookie option, as it's not used anymore

chrome/browser/ui/gtk/gtk_chrome_cookie_view.cc

 // 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.
 
 #include "chrome/browser/ui/gtk/gtk_chrome_cookie_view.h"
 
 #include "base/i18n/time_formatting.h"
 #include "base/utf_string_conversions.h"
 #include "grit/generated_resources.h"
 #include "ui/base/gtk/gtk_hig_constants.h"
@@ skipping 460 matching lines @@
   gtk_entry_set_text(GTK_ENTRY(self->cookie_content_entry_),
                      cookie.Value().c_str());
   gtk_entry_set_text(GTK_ENTRY(self->cookie_domain_entry_),
                      domain.c_str());
   gtk_entry_set_text(GTK_ENTRY(self->cookie_path_entry_),
                      cookie.Path().c_str());
   gtk_entry_set_text(GTK_ENTRY(self->cookie_created_entry_),
                      UTF16ToUTF8(base::TimeFormatFriendlyDateAndTime(
                          cookie.CreationDate())).c_str());
 
-  std::string expire_text = cookie.DoesExpire() ?
+  std::string expire_text = cookie.IsPersistent() ?
       UTF16ToUTF8(base::TimeFormatFriendlyDateAndTime(cookie.ExpiryDate())) :
       l10n_util::GetStringUTF8(IDS_COOKIES_COOKIE_EXPIRES_SESSION);
 
   if (self->cookie_expires_entry_) {
     gtk_entry_set_text(GTK_ENTRY(self->cookie_expires_entry_),
                        expire_text.c_str());
   } else {
     GtkListStore* store = self->cookie_expires_combobox_store_;
     GtkTreeIter iter;
     gtk_list_store_clear(store);
 
-    if (cookie.DoesExpire()) {
+    if (cookie.IsPersistent()) {
       gtk_list_store_append(store, &iter);
       gtk_list_store_set(store, &iter, 0, expire_text.c_str(), -1);
     }
 
     gtk_list_store_append(store, &iter);
     gtk_list_store_set(
         store, &iter, 0,
         l10n_util::GetStringUTF8(IDS_COOKIES_COOKIE_EXPIRES_SESSION).c_str(),
         -1);
 
@@ skipping 150 matching lines @@
   int store_size = gtk_tree_model_iter_n_children(GTK_TREE_MODEL(store), NULL);
   if (store_size == 1)
     return false;
 
   DCHECK_EQ(2, store_size);
 
   int selected = gtk_combo_box_get_active(GTK_COMBO_BOX(
       self->cookie_expires_combobox_));
   return selected == 1;
 }