Fix user agent override restore pipeline

chrome/browser/ui/browser_tabrestore.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/ui/browser_tabrestore.h"
 
 #include "chrome/browser/extensions/tab_helper.h"
 #include "chrome/browser/sessions/session_service.h"
 #include "chrome/browser/sessions/session_service_factory.h"
 #include "chrome/browser/tab_contents/tab_util.h"
@@ skipping 21 matching lines @@
 
 content::WebContents* AddRestoredTab(
     Browser* browser,
     const std::vector<TabNavigation>& navigations,
     int tab_index,
     int selected_navigation,
     const std::string& extension_app_id,
     bool select,
     bool pin,
     bool from_last_session,
-    content::SessionStorageNamespace* storage_namespace) {
+    content::SessionStorageNamespace* storage_namespace,
+    const std::string& user_agent_override) {
   GURL restore_url = navigations.at(selected_navigation).virtual_url();
   TabContents* tab_contents = chrome::TabContentsFactory(
       browser->profile(),
       tab_util::GetSiteInstanceForNewTab(browser->profile(), restore_url),
       MSG_ROUTING_NONE,
       chrome::GetActiveWebContents(browser),
       storage_namespace);
   WebContents* new_tab = tab_contents->web_contents();
   tab_contents->extension_tab_helper()->SetExtensionAppById(extension_app_id);
   std::vector<NavigationEntry*> entries;
   TabNavigation::CreateNavigationEntriesFromTabNavigations(
       browser->profile(), navigations, &entries);
+  new_tab->SetUserAgentOverride(user_agent_override);
   new_tab->GetController().Restore(
       selected_navigation, from_last_session, &entries);
   DCHECK_EQ(0u, entries.size());
 
   int add_types = select ? TabStripModel::ADD_ACTIVE :
       TabStripModel::ADD_NONE;
   if (pin) {
     int first_mini_tab_idx =
         browser->tab_strip_model()->IndexOfFirstNonMiniTab();
     tab_index = std::min(tab_index, first_mini_tab_idx);
@@ skipping 20 matching lines @@
     session_service->TabRestored(tab_contents, pin);
   return new_tab;
 }
 
 void ReplaceRestoredTab(
     Browser* browser,
     const std::vector<TabNavigation>& navigations,
     int selected_navigation,
     bool from_last_session,
     const std::string& extension_app_id,
-    content::SessionStorageNamespace* session_storage_namespace) {
+    content::SessionStorageNamespace* session_storage_namespace,
+    const std::string& user_agent_override) {
   GURL restore_url = navigations.at(selected_navigation).virtual_url();
   TabContents* tab_contents = chrome::TabContentsFactory(
       browser->profile(),
       tab_util::GetSiteInstanceForNewTab(browser->profile(), restore_url),
       MSG_ROUTING_NONE,
       GetActiveWebContents(browser),
       session_storage_namespace);
   tab_contents->extension_tab_helper()->SetExtensionAppById(extension_app_id);
   WebContents* replacement = tab_contents->web_contents();
+  replacement->SetUserAgentOverride(user_agent_override);
   std::vector<NavigationEntry*> entries;
   TabNavigation::CreateNavigationEntriesFromTabNavigations(
       browser->profile(), navigations, &entries);
   replacement->GetController().Restore(
       selected_navigation, from_last_session, &entries);
   DCHECK_EQ(0u, entries.size());
 
   browser->tab_strip_model()->ReplaceNavigationControllerAt(
       browser->active_index(),
       tab_contents);
 }
 
 }  // namespace chrome