Change ScopedPtrHashMap's 2nd template parameter

sync/internal_api/public/attachments/attachment_downloader_impl.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 SYNC_INTERNAL_API_PUBLIC_ATTACHMENTS_ATTACHMENT_DOWNLOADER_IMPL_H_
 #define SYNC_INTERNAL_API_PUBLIC_ATTACHMENTS_ATTACHMENT_DOWNLOADER_IMPL_H_
 
 #include "base/containers/scoped_ptr_hash_map.h"
 #include "base/threading/non_thread_safe.h"
 #include "google_apis/gaia/oauth2_token_service_request.h"
@@ skipping 61 matching lines @@
  private:
   FRIEND_TEST_ALL_PREFIXES(AttachmentDownloaderImplTest,
                            ExtractCrc32c_NoHeaders);
   FRIEND_TEST_ALL_PREFIXES(AttachmentDownloaderImplTest, ExtractCrc32c_First);
   FRIEND_TEST_ALL_PREFIXES(AttachmentDownloaderImplTest, ExtractCrc32c_TooLong);
   FRIEND_TEST_ALL_PREFIXES(AttachmentDownloaderImplTest, ExtractCrc32c_None);
   FRIEND_TEST_ALL_PREFIXES(AttachmentDownloaderImplTest, ExtractCrc32c_Empty);
 
   struct DownloadState;
   typedef std::string AttachmentUrl;
-  typedef base::ScopedPtrHashMap<AttachmentUrl, DownloadState> StateMap;
+  typedef base::ScopedPtrHashMap<AttachmentUrl, scoped_ptr<DownloadState>>
+      StateMap;
   typedef std::vector<DownloadState*> StateList;
 
   scoped_ptr<net::URLFetcher> CreateFetcher(const AttachmentUrl& url,
                                             const std::string& access_token);
   void RequestAccessToken(DownloadState* download_state);
   void ReportResult(
       const DownloadState& download_state,
       const DownloadResult& result,
       const scoped_refptr<base::RefCountedString>& attachment_data);
 
@@ skipping 23 matching lines @@
   StateList requests_waiting_for_access_token_;
 
   ModelType model_type_;
 
   DISALLOW_COPY_AND_ASSIGN(AttachmentDownloaderImpl);
 };
 
 }  // namespace syncer
 
 #endif  // SYNC_INTERNAL_API_PUBLIC_ATTACHMENTS_ATTACHMENT_DOWNLOADER_IMPL_H_