core: Add padding members to class structures

This gives us flexibility for soft ABI breaks in future if needed, after
we lock down the ABI entirely.

1 files changed, 9 insertions, 0 deletions

diff --git a/gdata/gdata-batch-operation.h b/gdata/gdata-batch-operation.h
index 5b9f85e3..adad98a6 100644
--- a/gdata/gdata-batch-operation.h
+++ b/gdata/gdata-batch-operation.h
@@ -118,6 +118,15 @@ typedef struct {
 typedef struct {
 	/*< private >*/
 	GObjectClass parent;
+
+	/*< private >*/
+	/* Padding for future expansion */
+	void (*_g_reserved0) (void);
+	void (*_g_reserved1) (void);
+	void (*_g_reserved2) (void);
+	void (*_g_reserved3) (void);
+	void (*_g_reserved4) (void);
+	void (*_g_reserved5) (void);
 } GDataBatchOperationClass;
 
 GType gdata_batch_operation_get_type (void) G_GNUC_CONST;