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

net/socket/mock_client_socket_pool_manager.cc

Index: net/socket/mock_client_socket_pool_manager.cc
diff --git a/net/socket/mock_client_socket_pool_manager.cc b/net/socket/mock_client_socket_pool_manager.cc
index bdf18f62d5f82c9f7b86359af8951f30b6b0346b..668c303e84de6d6e2d92908dd69d72c709d22b2c 100644
--- a/net/socket/mock_client_socket_pool_manager.cc
+++ b/net/socket/mock_client_socket_pool_manager.cc
@@ -87,10 +87,10 @@ SSLClientSocketPool* MockClientSocketPoolManager::GetSocketPoolForSSLWithProxy(
   return NULL;
 }
 
-scoped_ptr<base::Value> MockClientSocketPoolManager::SocketPoolInfoToValue()
-    const {
+std::unique_ptr<base::Value>
+MockClientSocketPoolManager::SocketPoolInfoToValue() const {
   NOTIMPLEMENTED();
-  return scoped_ptr<base::Value>(nullptr);
+  return std::unique_ptr<base::Value>(nullptr);
 }
 
 }  // namespace net