Change scoped_ptr to std::unique_ptr in //net.

net/tools/quic/quic_in_memory_cache.h

 // Copyright (c) 2012 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 NET_TOOLS_QUIC_QUIC_IN_MEMORY_CACHE_H_
 #define NET_TOOLS_QUIC_QUIC_IN_MEMORY_CACHE_H_
 
 #include <list>
 #include <map>
 #include <string>
@@ skipping 209 matching lines @@
 
   // Check if push resource(push_host/push_path) associated with given request
   // url already exists in server push map.
   bool PushResourceExistsInCache(std::string original_request_url,
                                  ServerPushInfo resource);
 
   // Cached responses.
   ResponseMap responses_;
 
   // The default response for cache misses, if set.
-  scoped_ptr<Response> default_response_;
+  std::unique_ptr<Response> default_response_;
 
   // A map from request URL to associated server push responses (if any).
   std::multimap<std::string, ServerPushInfo> server_push_resources_;
 
   DISALLOW_COPY_AND_ASSIGN(QuicInMemoryCache);
 };
 
 }  // namespace net
 
 #endif  // NET_TOOLS_QUIC_QUIC_IN_MEMORY_CACHE_H_