Remove the ENABLED/DISABLED macros (#4515)

The removal of these macros enabled cppcheck to reveal new errors.
These errors are also fixed by the patch.

JerryScript-DCO-1.0-Signed-off-by: Robert Fancsik frobert@inf.u-szeged.hu

jerry-core/ecma/operations/ecma-regexp-object.h

@@ -16,7 +16,7 @@
 #ifndef ECMA_REGEXP_OBJECT_H
 #define ECMA_REGEXP_OBJECT_H
 
-#if ENABLED (JERRY_BUILTIN_REGEXP)
+#if JERRY_BUILTIN_REGEXP
 
 #include "ecma-globals.h"
 #include "re-compiler.h"
@@ -164,9 +164,9 @@ typedef struct
   ecma_value_t iterated_string; /**< [[IteratedString]] internal slot */
 } ecma_regexp_string_iterator_t;
 
-#if ENABLED (JERRY_ESNEXT)
+#if JERRY_ESNEXT
 lit_code_point_t ecma_regexp_unicode_advance (const lit_utf8_byte_t **str_p, const lit_utf8_byte_t *end_p);
-#endif /* ENABLED (JERRY_ESNEXT) */
+#endif /* JERRY_ESNEXT */
 
 ecma_object_t *ecma_op_regexp_alloc (ecma_object_t *new_target_obj_p);
 ecma_value_t ecma_regexp_exec_helper (ecma_object_t *regexp_object_p,
@@ -196,5 +196,5 @@ ecma_value_t ecma_op_create_regexp_with_flags (ecma_object_t *regexp_obj_p,
  * @}
  */
 
-#endif /* ENABLED (JERRY_BUILTIN_REGEXP) */
+#endif /* JERRY_BUILTIN_REGEXP */
 #endif /* !ECMA_REGEXP_OBJECT_H */