Fix SessionStorage

chrome/browser/tab_contents/tab_contents.h

 // Copyright (c) 2010 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_TAB_CONTENTS_TAB_CONTENTS_H_
 #define CHROME_BROWSER_TAB_CONTENTS_TAB_CONTENTS_H_
 #pragma once
 
 #include "build/build_config.h"
 
@@ skipping 61 matching lines @@
 class FileSelectHelper;
 class InfoBarDelegate;
 class LoadNotificationDetails;
 class MatchPreview;
 class OmniboxSearchHint;
 class PasswordManager;
 class PluginInstaller;
 class Profile;
 struct RendererPreferences;
 class RenderViewHost;
+class SessionStorageNamespace;
 class SiteInstance;
 class SkBitmap;
 class TabContents;
 class TabContentsDelegate;
 class TabContentsSSLHelper;
 class TabContentsView;
 class URLPattern;
 struct ThumbnailScore;
 struct ViewHostMsg_DomMessage_Params;
 struct ViewHostMsg_FrameNavigate_Params;
@@ skipping 20 matching lines @@
                                           // state changed.
     INVALIDATE_LOAD            = 1 << 2,  // The loading state has changed.
     INVALIDATE_PAGE_ACTIONS    = 1 << 3,  // Page action icons have changed.
     INVALIDATE_BOOKMARK_BAR    = 1 << 4,  // State of ShouldShowBookmarkBar
                                           // changed.
     INVALIDATE_TITLE           = 1 << 5,  // The title changed.
   };
 
   // |base_tab_contents| is used if we want to size the new tab contents view
   // based on an existing tab contents view.  This can be NULL if not needed.
+  //
+  // The session storage namespace parameter allows multiple render views and
+  // tab contentses to share the same session storage (part of the WebStorage
+  // spec) space. Passing in NULL simply allocates a new one (which is useful
+  // for testing).
   TabContents(Profile* profile,
               SiteInstance* site_instance,
               int routing_id,
-              const TabContents* base_tab_contents);
+              const TabContents* base_tab_contents,
+              SessionStorageNamespace* session_storage_namespace);
   virtual ~TabContents();
 
   static void RegisterUserPrefs(PrefService* prefs);
 
   // Intrinsic tab state -------------------------------------------------------
 
   // Returns the property bag for this tab contents, where callers can add
   // extra data they may wish to associate with the tab. Returns a pointer
   // rather than a reference since the PropertyAccessors expect this.
   const PropertyBag* property_bag() const { return &property_bag_; }
@@ skipping 1135 matching lines @@
   bool displaying_pdf_content_;
 
   scoped_ptr<MatchPreview> match_preview_;
 
   // ---------------------------------------------------------------------------
 
   DISALLOW_COPY_AND_ASSIGN(TabContents);
 };
 
 #endif  // CHROME_BROWSER_TAB_CONTENTS_TAB_CONTENTS_H_