[sysprof/wip/visualizers] visualizer-row: add padding to visualizer rows

[Christian Hergert <chergert src gnome org>]

commit 01794db9b0c60545b8652249f3346e2564c3731f
Author: Christian Hergert <chergert redhat com>
Date:   Sun Sep 25 00:27:54 2016 -0700

    visualizer-row: add padding to visualizer rows

 lib/sp-visualizer-row.h |   17 +++++++++++++++++
 1 files changed, 17 insertions(+), 0 deletions(-)
---
diff --git a/lib/sp-visualizer-row.h b/lib/sp-visualizer-row.h
index 137fdd8..fb01565 100644
--- a/lib/sp-visualizer-row.h
+++ b/lib/sp-visualizer-row.h
@@ -42,6 +42,23 @@ struct _SpVisualizerRowClass
    */
   void (*set_reader) (SpVisualizerRow *self,
                       SpCaptureReader *reader);
+
+  gpointer _reserved1;
+  gpointer _reserved2;
+  gpointer _reserved3;
+  gpointer _reserved4;
+  gpointer _reserved5;
+  gpointer _reserved6;
+  gpointer _reserved7;
+  gpointer _reserved8;
+  gpointer _reserved9;
+  gpointer _reserved10;
+  gpointer _reserved11;
+  gpointer _reserved12;
+  gpointer _reserved13;
+  gpointer _reserved14;
+  gpointer _reserved15;
+  gpointer _reserved16;
 };
 
 void sp_visualizer_row_set_reader (SpVisualizerRow *self,