[gnome-builder] symbol-tree: add log domain

[Christian Hergert <chergert src gnome org>]

commit 54627c21eec75b6705145084ebc42dda8af9dba4
Author: Christian Hergert <chergert redhat com>
Date:   Wed Jan 27 15:53:46 2016 +0100

    symbol-tree: add log domain

 plugins/symbol-tree/symbol-tree-panel.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/plugins/symbol-tree/symbol-tree-panel.c b/plugins/symbol-tree/symbol-tree-panel.c
index 238e29e..db3f8a8 100644
--- a/plugins/symbol-tree/symbol-tree-panel.c
+++ b/plugins/symbol-tree/symbol-tree-panel.c
@@ -16,6 +16,8 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
+#define G_LOG_DOMAIN "symbol-tree-panel"
+
 #include <ide.h>
 
 #include <glib/gi18n.h>