Create a NavigationEntry for the initial blank page.

content/browser/web_contents/web_contents_impl.h

 // 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.
 
 #ifndef CONTENT_BROWSER_WEB_CONTENTS_WEB_CONTENTS_IMPL_H_
 #define CONTENT_BROWSER_WEB_CONTENTS_WEB_CONTENTS_IMPL_H_
 
 #include <map>
 #include <set>
 #include <string>
@@ skipping 1103 matching lines @@
   // Set to zero when there is no significant upload happening.
   uint64 upload_size_;
   uint64 upload_position_;
 
   // Tracks that this WebContents needs to unblock requests to the renderer.
   // See ResumeLoadingCreatedWebContents.
   bool is_resume_pending_;
 
   // Data for current page -----------------------------------------------------
 
-  // When a title cannot be taken from any entry, this title will be used.
-  base::string16 page_title_when_no_navigation_entry_;
-
   // When a navigation occurs, we record its contents MIME type. It can be
   // used to check whether we can do something for some special contents.
   std::string contents_mime_type_;
 
   // The last reported character encoding, not canonicalized.
   std::string last_reported_encoding_;
 
   // The canonicalized character encoding.
   std::string canonical_encoding_;
 
@@ skipping 191 matching lines @@
   // Adds/removes a callback called on creation of each new WebContents.
   static void AddCreatedCallbackForTesting(const CreatedCallback& callback);
   static void RemoveCreatedCallbackForTesting(const CreatedCallback& callback);
 
   DISALLOW_COPY_AND_ASSIGN(FriendZone);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_WEB_CONTENTS_WEB_CONTENTS_IMPL_H_