[librest] oauth: Add missing include

[Christophe Fergeau <teuf src gnome org>]

commit b50ace7738ea03817acdad87fb2b338a86018329
Author: Christophe Fergeau <cfergeau redhat com>
Date:   Wed Sep 3 11:31:49 2014 +0200

    oauth: Add missing include
    
    This fixes a compilation warning about a missing prototype.

 rest/oauth-proxy-call.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/rest/oauth-proxy-call.c b/rest/oauth-proxy-call.c
index dce2c66..ab77b1a 100644
--- a/rest/oauth-proxy-call.c
+++ b/rest/oauth-proxy-call.c
@@ -25,6 +25,7 @@
 #include <rest/rest-proxy-call.h>
 #include "oauth-proxy-call.h"
 #include "oauth-proxy-private.h"
+#include "rest-proxy-call-private.h"
 #include "sha1.h"
 
 G_DEFINE_TYPE (OAuthProxyCall, oauth_proxy_call, REST_TYPE_PROXY_CALL)