Add info to external pointer free callback. (#4642)

Furthermore reduce memory consumption when only
one external pointer is assigned to an object.

JerryScript-DCO-1.0-Signed-off-by: Zoltan Herczeg zherczeg.u-szeged@partner.samsung.com

targets/mbedos5/jerryscript-mbed/jerryscript-mbed-drivers/source/DigitalOut-js.cpp

@@ -22,7 +22,8 @@
  *
  * Called if/when the DigitalOut is GC'ed.
  */
-void NAME_FOR_CLASS_NATIVE_DESTRUCTOR(DigitalOut)(void* void_ptr) {
+void NAME_FOR_CLASS_NATIVE_DESTRUCTOR(DigitalOut)(void* void_ptr, jerry_object_native_info_t *info_p) {
+    (void) info_p;
     delete static_cast<DigitalOut*>(void_ptr);
 }