Add base:: namespace to straggling string16s left in chrome/browser/ui.

chrome/browser/ui/views/toolbar/site_chip_view.h

 // Copyright 2013 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_UI_VIEWS_TOOLBAR_SITE_CHIP_VIEW_H_
 #define CHROME_BROWSER_UI_VIEWS_TOOLBAR_SITE_CHIP_VIEW_H_
 
 #include "chrome/browser/safe_browsing/ui_manager.h"
 #include "chrome/browser/ui/toolbar/toolbar_model.h"
 #include "chrome/browser/ui/views/location_bar/location_icon_view.h"
@@ skipping 64 matching lines @@
                                    const gfx::Point& press_pt,
                                    const gfx::Point& p) OVERRIDE;
 
   // SafeBrowsingUIManager::Observer:
   virtual void OnSafeBrowsingHit(
       const SafeBrowsingUIManager::UnsafeResource& resource) OVERRIDE;
   virtual void OnSafeBrowsingMatch(
       const SafeBrowsingUIManager::UnsafeResource& resource) OVERRIDE;
 
  private:
-  string16 SiteLabelFromURL(const GURL& url);
+  base::string16 SiteLabelFromURL(const GURL& url);
 
   ToolbarView* toolbar_view_;
   views::Label* host_label_;
   LocationIconView* location_icon_view_;
   scoped_ptr<views::Painter> ev_background_painter_;
   scoped_ptr<views::Painter> broken_ssl_background_painter_;
   scoped_ptr<views::Painter> malware_background_painter_;
   // Will point to one of the background painters, or NULL if the state of the
   // chip has no background.
   views::Painter* painter_;
   bool showing_16x16_icon_;
   scoped_ptr<SiteChipExtensionIcon> extension_icon_;
   GURL url_displayed_;
   ToolbarModel::SecurityLevel security_level_;
   bool url_malware_;
 
   DISALLOW_COPY_AND_ASSIGN(SiteChipView);
 };
 
 #endif  // CHROME_BROWSER_UI_VIEWS_TOOLBAR_SITE_CHIP_VIEW_H_