Refactor object/class literal property name parsing

test/mjsunit/mjsunit.status

Index: test/mjsunit/mjsunit.status
diff --git a/test/mjsunit/mjsunit.status b/test/mjsunit/mjsunit.status
index 074af80b25e6b3cebc62ee9ab7620a36835d9fa9..0aa886852d4566fceaa3e3eb93d7e9d151a8a8f6 100644
--- a/test/mjsunit/mjsunit.status
+++ b/test/mjsunit/mjsunit.status
@@ -531,6 +531,12 @@
 }],  # 'system == windows'
 
 ##############################################################################
+['system == macos', {
+  # BUG(v8:5333)
+  'big-object-literal': [SKIP],
+}],  # 'system == macos'
+
+##############################################################################
 ['arch == s390 or arch == s390x', {
 
   # Stack manipulations in LiveEdit is not implemented for this arch.