diff -r ee61762c3ebe -r 808e0a11eb9f libpurple/protocols/facebook/json.c
--- a/libpurple/protocols/facebook/json.c	Fri Mar 29 06:35:39 2019 -0400
+++ b/libpurple/protocols/facebook/json.c	Fri Mar 29 18:30:03 2019 -0400
@@ -37,7 +37,7 @@
 	GValue value;
 };
 
-struct _FbJsonValuesPrivate
+typedef struct _FbJsonValuesPrivate
 {
 	JsonNode *root;
 	GQueue *queue;
@@ -48,6 +48,17 @@
 	guint index;
 
 	GError *error;
+} FbJsonValuesPrivate;
+
+/**
+ * FbJsonValues:
+ *
+ * Represents a JSON value handler.
+ */
+struct _FbJsonValues
+{
+	GObject parent;
+	FbJsonValuesPrivate *priv;
 };
 
 G_DEFINE_TYPE_WITH_PRIVATE(FbJsonValues, fb_json_values, G_TYPE_OBJECT);