Add guards for SharedArrayBuffer (#4723)

JerryScript-DCO-1.0-Signed-off-by: Gergo Csizi csgergo92@gmail.com

jerry-core/ecma/operations/ecma-shared-arraybuffer-object.h

@@ -18,7 +18,7 @@
 
 #include "ecma-globals.h"
 
-#if JERRY_BUILTIN_TYPEDARRAY
+#if JERRY_BUILTIN_SHAREDARRAYBUFFER
 
 /** \addtogroup ecma ECMA
  * @{
@@ -39,13 +39,15 @@ ecma_object_t *
 ecma_shared_arraybuffer_new_object_external (uint32_t length,
                                              void *buffer_p,
                                              jerry_value_free_callback_t free_cb);
+#endif /* JERRY_BUILTIN_SHAREDARRAYBUFFER */
 bool
 ecma_is_shared_arraybuffer (ecma_value_t val);
+bool
+ecma_object_is_shared_arraybuffer (ecma_object_t *val);
 
 /**
  * @}
  * @}
  */
 
-#endif /* JERRY_BUILTIN_TYPEDARRAY */
 #endif /* !ECMA_SHARED_ARRAYBUFFER_OBJECT_H */