GDBusConnection *connection, gpointer data);
static void on_proxy_created (GDBusProxy *proxy, GAsyncResult *result,
gpointer data);
+static void on_vertical_scroll(GDBusConnection *connection,
+ const char *sender_name, const char *object_path,
+ const char *interface_name, const char *signal_name,
+ GVariant *parameters, Client *c);
static void dbus_call(Client *c, const char *method, GVariant *param,
GAsyncReadyCallback callback);
+ static GVariant *dbus_call_sync(Client *c, const char *method, GVariant
+ *param);
static void on_web_extension_page_created(GDBusConnection *connection,
const char *sender_name, const char *object_path,
const char *interface_name, const char *signal_name,