[sessions] Properly namespace recently-componentized TabRestore code

chrome/browser/ui/browser_tab_strip_model_delegate.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_tab_strip_model_delegate.h"
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/message_loop/message_loop.h"
 #include "chrome/browser/profiles/profile.h"
@@ skipping 95 matching lines @@
   DuplicateTabAt(browser_, index);
 }
 
 void BrowserTabStripModelDelegate::CreateHistoricalTab(
     content::WebContents* contents) {
   // We don't create historical tabs for incognito windows or windows without
   // profiles.
   if (!browser_->profile() || browser_->profile()->IsOffTheRecord())
     return;
 
-  TabRestoreService* service =
+  sessions::TabRestoreService* service =
       TabRestoreServiceFactory::GetForProfile(browser_->profile());
 
   // We only create historical tab entries for tabbed browser windows.
   if (service && browser_->CanSupportWindowFeature(Browser::FEATURE_TABSTRIP)) {
     service->CreateHistoricalTab(
         sessions::ContentLiveTab::FromWebContents(contents),
         browser_->tab_strip_model()->GetIndexOfWebContents(contents));
   }
 }
 
@@ skipping 33 matching lines @@
 }
 
 ////////////////////////////////////////////////////////////////////////////////
 // BrowserTabStripModelDelegate, private:
 
 void BrowserTabStripModelDelegate::CloseFrame() {
   browser_->window()->Close();
 }
 
 }  // namespace chrome