Cleanup: IWYU for base/gtest_prod_util.h.

chrome/browser/extensions/token_cache/token_cache_service.h

 // Copyright (c) 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_EXTENSIONS_TOKEN_CACHE_TOKEN_CACHE_SERVICE_H_
 #define CHROME_BROWSER_EXTENSIONS_TOKEN_CACHE_TOKEN_CACHE_SERVICE_H_
 
 #include <map>
 #include <string>
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
+#include "base/gtest_prod_util.h"
 #include "base/time/time.h"
 #include "components/keyed_service/core/keyed_service.h"
 #include "components/signin/core/browser/signin_manager_base.h"
 
 class Profile;
 
 namespace extensions {
 
 // This class caches tokens for the current user.  It will clear tokens out
 // when the user logs out or after the specified timeout interval, or when
@@ skipping 34 matching lines @@
   // Map the token name (string) to token data.
   std::map<std::string, TokenCacheData> token_cache_;
   const Profile* const profile_;
 
   DISALLOW_COPY_AND_ASSIGN(TokenCacheService);
 };
 
 }  // namespace extensions
 
 #endif  // CHROME_BROWSER_EXTENSIONS_TOKEN_CACHE_TOKEN_CACHE_SERVICE_H_