[gnome-builder] search: handle clearing of selected row

[Christian Hergert <chergert src gnome org>]

commit d1436fd3a36f62135825861d24aeb63c5fc7aefe
Author: Christian Hergert <christian hergert me>
Date:   Thu Jan 22 13:47:57 2015 -0800

    search: handle clearing of selected row

 src/search/gb-search-display-group.c |   17 ++++++++++-------
 1 files changed, 10 insertions(+), 7 deletions(-)
---
diff --git a/src/search/gb-search-display-group.c b/src/search/gb-search-display-group.c
index 765f1a5..c5180fb 100644
--- a/src/search/gb-search-display-group.c
+++ b/src/search/gb-search-display-group.c
@@ -269,15 +269,18 @@ gb_search_display_group_row_selected (GbSearchDisplayGroup *group,
   g_return_if_fail (!row || GTK_IS_LIST_BOX_ROW (row));
   g_return_if_fail (GTK_IS_LIST_BOX (list_box));
 
-  child = gtk_bin_get_child (GTK_BIN (row));
-
-  if (GB_IS_SEARCH_DISPLAY_ROW (child))
+  if (row)
     {
-      GbSearchResult *result;
+      child = gtk_bin_get_child (GTK_BIN (row));
 
-      result = gb_search_display_row_get_result (GB_SEARCH_DISPLAY_ROW (child));
-      if (result)
-        g_signal_emit (group, gSignals [RESULT_SELECTED], 0, result);
+      if (GB_IS_SEARCH_DISPLAY_ROW (child))
+        {
+          GbSearchResult *result;
+
+          result = gb_search_display_row_get_result (GB_SEARCH_DISPLAY_ROW (child));
+          if (result)
+            g_signal_emit (group, gSignals [RESULT_SELECTED], 0, result);
+        }
     }
 }