This fixes http://code.google.com/p/chromium/issues/detail?id=2529, which is...

chrome/browser/navigation_entry.h

 // Copyright (c) 2006-2008 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_NAVIGATION_ENTRY_H_
 #define CHROME_BROWSER_NAVIGATION_ENTRY_H_
 
 #include "base/basictypes.h"
 #include "base/scoped_ptr.h"
 #include "chrome/app/theme/theme_resources.h"
@@ skipping 201 matching lines @@
   }
   PageType page_type() const {
     return page_type_;
   }
 
   // The actual URL of the page. For some about pages, this may be a scary
   // data: URL or something like that. Use display_url() below for showing to
   // the user.
   void set_url(const GURL& url) {
     url_ = url;
+    url_as_string_ = UTF8ToWide(url_.spec());
   }
   const GURL& url() const {
     return url_;
   }
 
   // The display URL, when nonempty, will override the actual URL of the page
   // when we display it to the user. This allows us to have nice and friendly
   // URLs that the user sees for things like about: URLs, but actually feed
   // the renderer a data URL that results in the content loading.
   //
@@ skipping 105 matching lines @@
   // Was this entry created from session/tab restore? If so this is true and
   // gets set to false once we navigate to it.
   // (See NavigationController::DidNavigateToEntry).
   void set_restored(bool restored) {
     restored_ = restored;
   }
   bool restored() const {
     return restored_;
   }
 
+  // Returns the title to be displayed on the tab. This could be the title of
+  // the page if it is available or the URL.
+  const std::wstring& GetTitleForDisplay();
+
  private:
   // WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING
   // Session/Tab restore save portions of this class so that it can be recreated
   // later. If you add a new field that needs to be persisted you'll have to
   // update SessionService/TabRestoreService appropriately.
   // WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING
 
   // See the accessors above for descriptions.
   int unique_id_;
   TabContentsType tab_type_;
   scoped_refptr<SiteInstance> site_instance_;
   PageType page_type_;
   GURL url_;
+  std::wstring url_as_string_;
   GURL display_url_;
   std::wstring title_;
   FaviconStatus favicon_;
   std::string content_state_;
   int32 page_id_;
   SSLStatus ssl_;
   PageTransition::Type transition_type_;
   GURL user_typed_url_;
   bool has_post_data_;
   bool restored_;
 
   // Copy and assignment is explicitly allowed for this class.
 };
 
 #endif  // CHROME_BROWSER_NAVIGATION_ENTRY_H_