Persist sessionStorage on disk.

chrome/browser/profiles/profile_impl.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/profiles/profile_impl.h"
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/compiler_specific.h"
 #include "base/environment.h"
@@ skipping 66 matching lines @@
 #include "chrome/browser/web_resource/promo_resource_service.h"
 #include "chrome/browser/webdata/web_data_service.h"
 #include "chrome/common/chrome_constants.h"
 #include "chrome/common/chrome_notification_types.h"
 #include "chrome/common/chrome_paths_internal.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/chrome_version_info.h"
 #include "chrome/common/pref_names.h"
 #include "chrome/common/url_constants.h"
 #include "content/public/browser/browser_thread.h"
+#include "content/public/browser/dom_storage_context.h"
 #include "content/public/browser/host_zoom_map.h"
 #include "content/public/browser/notification_service.h"
 #include "content/public/browser/render_process_host.h"
 #include "content/public/browser/user_metrics.h"
 #include "grit/chromium_strings.h"
 #include "grit/generated_resources.h"
 #include "ui/base/l10n/l10n_util.h"
 
 #if defined(ENABLE_CONFIGURATION_POLICY)
 #include "chrome/browser/policy/browser_policy_connector.h"
@@ skipping 209 matching lines @@
     prefs_.reset(PrefService::CreatePrefService(
         GetPrefFilePath(),
         policy_service_.get(),
         new ExtensionPrefStore(
             ExtensionPrefValueMapFactory::GetForProfile(this), false),
         false));
     OnPrefsLoaded(true);
   } else {
     NOTREACHED();
   }
+
+  if (command_line->HasSwitch(switches::kEnableRestoreSessionState)) {
+    content::BrowserContext::GetDefaultDOMStorageContext(this)->
+        SetSaveSessionStorageOnDisk();
+  }
 }
 
 void ProfileImpl::DoFinalInit(bool is_new_profile) {
   PrefService* prefs = GetPrefs();
   pref_change_registrar_.Init(prefs);
   pref_change_registrar_.Add(prefs::kGoogleServicesUsername, this);
   pref_change_registrar_.Add(prefs::kDefaultZoomLevel, this);
   pref_change_registrar_.Add(prefs::kProfileAvatarIndex, this);
   pref_change_registrar_.Add(prefs::kProfileName, this);
 
@@ skipping 759 matching lines @@
   if (!path.empty())
     *cache_path = path;
   *max_size = is_media_context ? prefs_->GetInteger(prefs::kMediaCacheSize) :
                                  prefs_->GetInteger(prefs::kDiskCacheSize);
 }
 
 base::Callback<ChromeURLDataManagerBackend*(void)>
     ProfileImpl::GetChromeURLDataManagerBackendGetter() const {
   return io_data_.GetChromeURLDataManagerBackendGetter();
 }