Remove refptr usages from SpellCheckHost

chrome/browser/spellchecker/spellcheck_profile.h

 // Copyright (c) 2011 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_SPELLCHECKER_SPELLCHECK_PROFILE_H_
 #define CHROME_BROWSER_SPELLCHECKER_SPELLCHECK_PROFILE_H_
 #pragma once
 
 #include <string>
 #include <vector>
@@ skipping 79 matching lines @@
   // Only tests should override this.
   virtual SpellCheckHost* CreateHost(
       SpellCheckProfileProvider* provider,
       const std::string& language,
       net::URLRequestContextGetter* request_context,
       SpellCheckHostMetrics* metrics);
 
   virtual bool IsTesting() const;
 
  private:
-  scoped_refptr<SpellCheckHost> host_;
+  scoped_ptr<SpellCheckHost> host_;
   scoped_ptr<SpellCheckHostMetrics> metrics_;
 
   // Indicates whether |host_| has told us initialization is
   // finished.
   bool host_ready_;
 
   // In-memory cache of the custom words file.
   scoped_ptr<CustomWordList> custom_words_;
 
   DISALLOW_COPY_AND_ASSIGN(SpellCheckProfile);
 };
 
 #endif  // CHROME_BROWSER_SPELLCHECKER_SPELLCHECK_PROFILE_H_