[nautilus/wip/csoriano/search-popover] query: return an invalid value on error

[Carlos Soriano Sánchez <csoriano src gnome org>]

commit 8053dc15497e723172c31887333efc8e519687d8
Author: Carlos Soriano <csoriano gnome org>
Date:   Sun Jan 31 12:30:53 2016 +0100

    query: return an invalid value on error
    
    We want to catch errors with warnings and crashes, not with
    misbehavior.

 libnautilus-private/nautilus-query.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/libnautilus-private/nautilus-query.c b/libnautilus-private/nautilus-query.c
index baa4579..402667a 100644
--- a/libnautilus-private/nautilus-query.c
+++ b/libnautilus-private/nautilus-query.c
@@ -470,7 +470,7 @@ nautilus_query_to_readable_string (NautilusQuery *query)
 NautilusQuerySearchContent
 nautilus_query_get_search_content (NautilusQuery *query)
 {
-        g_return_val_if_fail (NAUTILUS_IS_QUERY (query), NAUTILUS_QUERY_SEARCH_CONTENT_SIMPLE);
+        g_return_val_if_fail (NAUTILUS_IS_QUERY (query), -1);
 
         return query->search_content;
 }
@@ -490,7 +490,7 @@ nautilus_query_set_search_content (NautilusQuery              *query,
 NautilusQuerySearchType
 nautilus_query_get_search_type (NautilusQuery *query)
 {
-        g_return_val_if_fail (NAUTILUS_IS_QUERY (query), NAUTILUS_QUERY_SEARCH_TYPE_LAST_MODIFIED);
+        g_return_val_if_fail (NAUTILUS_IS_QUERY (query), -1);
 
         return query->search_type;
 }