librbd: remove double declaration

Signed-off-by: Willem Jan Withagen <wjw@digiware.nl>

diff --git a/src/librbd/migration/HttpClient.h b/src/librbd/migration/HttpClient.h
index 0dfca9d48e17ac7dc9a50ab1fc4fe0d994ef932a..bab1a29abca6a976a7224ec06a4c28ccb7108c67 100644 (file)
--- a/src/librbd/migration/HttpClient.h
+++ b/src/librbd/migration/HttpClient.h
@@ -156,7 +156,6 @@ private:
         boost::beast::ssl_stream<boost::beast::tcp_stream>& stream) = 0;
   };
 
-  struct HttpSessionInterface;
   template <typename D> struct HttpSession;
   struct PlainHttpSession;
   struct SslHttpSession;