Clarify that date parsing follows Safari.

src/dateparser-inl.h

 // Copyright 2011 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 44 matching lines @@
   //         MM is in the range 01..12,
   //         DD is in the range 01..31,
   //         MM and DD defaults to 01 if missing,,
   //         HH is generally in the range 00..23, but can be 24 if mm, ss
   //           and sss are zero (or missing), representing midnight at the
   //           end of a day,
   //         mm and ss are in the range 00..59,
   //         sss is in the range 000..999,
   //         hh is in the range 00..23,
   //         mm, ss, and sss default to 00 if missing, and
-  //         timezone defaults to Z if missing.
+  //         timezone defaults to Z if missing
+  //           (following Safari, ISO actually demands local time).
   //  Extensions:
   //   We also allow sss to have more or less than three digits (but at
   //   least one).
   //   We allow hh:mm to be specified as hhmm.
   // Legacy dates:
   //  Any unrecognized word before the first number is ignored.
   //  Parenthesized text is ignored.
   //  An unsigned number followed by ':' is a time value, and is
   //  added to the TimeComposer. A number followed by '::' adds a second
   //  zero as well. A number followed by '.' is also a time and must be
@@ skipping 248 matching lines @@
   // Successfully parsed ES5 Date Time String. Default to UTC if no TZ given.
   if (tz->IsEmpty()) tz->Set(0);
   day->set_iso_date();
   return DateToken::EndOfInput();
 }
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_DATEPARSER_INL_H_