InstantExtended: Transient naventry for preview.

chrome/browser/instant/instant_loader.cc

 // Copyright 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/instant/instant_loader.h"
 
 #include "chrome/browser/content_settings/tab_specific_content_settings.h"
 #include "chrome/browser/extensions/api/web_navigation/web_navigation_api.h"
 #include "chrome/browser/favicon/favicon_tab_helper.h"
 #include "chrome/browser/history/history_tab_helper.h"
@@ skipping 48 matching lines @@
   instant_url_ = instant_url;
   on_stale_callback_ = on_stale_callback;
 }
 
 void InstantLoader::Load() {
   DVLOG(1) << "LoadURL: " << instant_url_;
   contents_->GetController().LoadURL(
       instant_url_, content::Referrer(),
       content::PAGE_TRANSITION_GENERATED, kInstantHeader);
   contents_->WasHidden();
+  const content::NavigationEntry* entry =
+      contents_->GetController().GetVisibleEntry();
+  base_navigation_entry_.reset(content::NavigationEntry::Create(*entry));
   stale_page_timer_.Start(
       FROM_HERE,
       base::TimeDelta::FromMilliseconds(kStalePageTimeoutMS),
       on_stale_callback_);
 }
 
 void InstantLoader::SetContents(scoped_ptr<content::WebContents> new_contents) {
   contents_.reset(new_contents.release());
   contents_->SetDelegate(this);
 
@@ skipping 134 matching lines @@
 
 bool InstantLoader::OnGoToEntryOffset(int /* offset */) {
   return false;
 }
 
 content::WebContents* InstantLoader::OpenURLFromTab(
     content::WebContents* source,
     const content::OpenURLParams& params) {
   return delegate_->OpenURLFromTab(source, params);
 }