[libsoup] Do not try to resolve URIs without a host

[Xan Lopez <xan src gnome org>]

commit 50e363db0243cd94acd45e67f93983312a90eb1c
Author: Xan Lopez <xan gnome org>
Date:   Sat Mar 20 23:29:03 2010 +0200

    Do not try to resolve URIs without a host
    
    WebKit feeds to us URIs without any host whatsoever (for example,
    javascript: URIs), which make libsoup spew a lot of runtime warnings.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=613442

 libsoup/soup-session.c |   10 +++++++++-
 1 files changed, 9 insertions(+), 1 deletions(-)
---
diff --git a/libsoup/soup-session.c b/libsoup/soup-session.c
index 59342e9..4068804 100644
--- a/libsoup/soup-session.c
+++ b/libsoup/soup-session.c
@@ -1781,10 +1781,18 @@ soup_session_abort (SoupSession *session)
 void
 soup_session_prepare_for_uri (SoupSession *session, SoupURI *uri)
 {
-	SoupSessionPrivate *priv = SOUP_SESSION_GET_PRIVATE (session);
+	SoupSessionPrivate *priv;
 	SoupSessionHost *host;
 	SoupAddress *addr;
 
+	g_return_if_fail (SOUP_IS_SESSION (session));
+	g_return_if_fail (uri != NULL);
+
+	if (!uri->host)
+		return;
+
+	priv = SOUP_SESSION_GET_PRIVATE (session);
+
 	g_mutex_lock (priv->host_lock);
 	host = get_host_for_uri (session, uri);
 	addr = g_object_ref (host->addr);