Remove implicit conversions from scoped_refptr to T* in chrome/browser/prerender/

chrome/browser/prerender/prerender_cookie_store.h

 // Copyright 2014 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_PRERENDER_PRERENDER_COOKIE_STORE_H_
 #define CHROME_BROWSER_PRERENDER_PRERENDER_COOKIE_STORE_H_
 
 #include <set>
 #include <string>
 #include <vector>
@@ skipping 83 matching lines @@
   // were updated.
   void ApplyChanges(std::vector<GURL>* cookie_change_urls);
 
   // Called when a cookie for a URL is changed in the underlying default cookie
   // store. To be called on the IO thread. If the key corresponding to the URL
   // was copied or read, the prerender will be cancelled.
   void OnCookieChangedForURL(net::CookieMonster* cookie_monster,
                              const GURL& url);
 
   net::CookieMonster* default_cookie_monster() {
-    return default_cookie_monster_;
+    return default_cookie_monster_.get();
   }
 
  private:
   enum CookieOperationType {
     COOKIE_OP_SET_COOKIE_WITH_OPTIONS_ASYNC,
     COOKIE_OP_GET_COOKIES_WITH_OPTIONS_ASYNC,
     COOKIE_OP_GET_ALL_COOKIES_FOR_URL_ASYNC,
     COOKIE_OP_DELETE_COOKIE_ASYNC,
     COOKIE_OP_MAX
   };
@@ skipping 40 matching lines @@
 
   // Indicates whether a cookie conflict has been detected yet.
   bool cookie_conflict_;
 
   DISALLOW_COPY_AND_ASSIGN(PrerenderCookieStore);
 };
 
 }  // namespace prerender
 
 #endif  // CHROME_BROWSER_PRERENDER_PRERENDER_COOKIE_STORE_H_