[gnome-photos] mode-controller: Style fix

[Debarshi Ray <debarshir src gnome org>]

commit 4c76169ea0a8f042b18f0889a99792143687fc2d
Author: Debarshi Ray <debarshir gnome org>
Date:   Fri Oct 9 14:20:57 2015 +0200

    mode-controller: Style fix

 src/photos-mode-controller.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/src/photos-mode-controller.c b/src/photos-mode-controller.c
index 6e45c66..86b8f6e 100644
--- a/src/photos-mode-controller.c
+++ b/src/photos-mode-controller.c
@@ -44,6 +44,7 @@ struct _PhotosModeControllerClass
 {
   GObjectClass parent_class;
 
+  /* signals */
   void (*can_fullscreen_changed) (PhotosModeController *self);
   void (*fullscreen_changed)     (PhotosModeController *self, gboolean fullscreen);
   void (*window_mode_changed)    (PhotosModeController *self, PhotosWindowMode mode, PhotosWindowMode 
old_mode);