Bluetooth: Enable SSR.

Enabling SSR feature.

Change-Id: Ifa66c479e48aba1542997c5f68753815630b1f9e
diff --git a/include/hardware/bluetooth.h b/include/hardware/bluetooth.h
index 66cd912..5b5b5e7 100644
--- a/include/hardware/bluetooth.h
+++ b/include/hardware/bluetooth.h
@@ -448,6 +448,9 @@
     /** Closes the interface. */
     void (*cleanup)(void);
 
+    /** SSR cleanup. */
+    void (*ssrcleanup)(void);
+
     /** Get all Bluetooth Adapter properties at init */
     int (*get_adapter_properties)(void);