[gnome-builder/gnome-builder-3-18] buffer: log errors from g_file_monitor_file()

[Christian Hergert <chergert src gnome org>]

commit ea7b1d9d66930c88c2423d47e44cba3bddbc7c0e
Author: Christian Hergert <christian hergert me>
Date:   Sat Oct 3 16:10:00 2015 -0700

    buffer: log errors from g_file_monitor_file()
    
    We weren't even using the error before.
    
    Stash it, log it, free it. (Technologic)

 libide/ide-buffer.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/libide/ide-buffer.c b/libide/ide-buffer.c
index d52f0f4..c54c920 100644
--- a/libide/ide-buffer.c
+++ b/libide/ide-buffer.c
@@ -827,7 +827,7 @@ ide_buffer__file_notify_file (IdeBuffer  *self,
     {
       GError *error = NULL;
 
-      priv->file_monitor = g_file_monitor_file (gfile, G_FILE_MONITOR_NONE, NULL, NULL);
+      priv->file_monitor = g_file_monitor_file (gfile, G_FILE_MONITOR_NONE, NULL, &error);
 
       if (priv->file_monitor != NULL)
         {
@@ -837,7 +837,7 @@ ide_buffer__file_notify_file (IdeBuffer  *self,
                                    self,
                                    G_CONNECT_SWAPPED);
         }
-      else
+      else if (error != NULL)
         {
           g_debug ("Failed to create GFileMonitor: %s", error->message);
           g_clear_error (&error);