wpa_supplicant(hidl): Invoke bssid changed callback

Bug: 36451639
Test: Compiles & manual tests
Change-Id: I2f218033838ced66fe68c62fb7973d3b40fe5c02
diff --git a/wpa_supplicant/hidl/hidl.h b/wpa_supplicant/hidl/hidl.h
index dbc655e..9e2d650 100644
--- a/wpa_supplicant/hidl/hidl.h
+++ b/wpa_supplicant/hidl/hidl.h
@@ -49,6 +49,7 @@
 void wpas_hidl_notify_disconnect_reason(struct wpa_supplicant *wpa_s);
 void wpas_hidl_notify_assoc_reject(struct wpa_supplicant *wpa_s);
 void wpas_hidl_notify_auth_timeout(struct wpa_supplicant *wpa_s);
+void wpas_hidl_notify_bssid_changed(struct wpa_supplicant *wpa_s);
 void wpas_hidl_notify_wps_event_fail(
     struct wpa_supplicant *wpa_s, uint8_t *peer_macaddr, uint16_t config_error,
     uint16_t error_indication);
@@ -145,6 +146,7 @@
     uint16_t error_indication)
 {
 }
+static void wpas_hidl_notify_bssid_changed(struct wpa_supplicant *wpa_s) {}
 static void wpas_hidl_notify_wps_event_success(struct wpa_supplicant *wpa_s) {}
 static void wpas_hidl_notify_wps_event_pbc_overlap(struct wpa_supplicant *wpa_s)
 {