Added support for ES5 date time string format to Date.parse.

src/dateparser-inl.h

 // Copyright 2008 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 36 matching lines @@
       int n = in.ReadUnsignedNumber();
       if (in.Skip(':')) {
         if (in.Skip(':')) {
           // n + "::"
           if (!time.IsEmpty()) return false;
           time.Add(n);
           time.Add(0);
         } else {
           // n + ":"
           if (!time.Add(n)) return false;
+          in.Skip('.');
         }
+      } else if (in.Skip('.') && time.IsExpecting(n)) {
+        time.Add(n);
+        if (!in.IsAsciiDigit()) return false;
+        int n = in.ReadUnsignedNumber();
+        time.AddFinal(n);
       } else if (tz.IsExpecting(n)) {
         tz.SetAbsoluteMinute(n);
       } else if (time.IsExpecting(n)) {
         time.AddFinal(n);
-        // Require end or white space immediately after finalizing time.
-        if (!in.IsEnd() && !in.SkipWhiteSpace()) return false;
+        // Require end, white space or Z immediately after finalizing time.
+        if (!in.IsEnd() && !in.SkipWhiteSpace() && !in.Is('Z')) return false;
       } else {
         if (!day.Add(n)) return false;
         in.Skip('-');  // Ignore suffix '-' for year, month, or day.
+        // Skip trailing 'T' for ECMAScript 5 date string format but make
+        // sure that it is followed by a digit (for the time).
+        if (in.Skip('T') && !in.IsAsciiDigit()) return false;
       }
     } else if (in.IsAsciiAlphaOrAbove()) {
       // Parse a "word" (sequence of chars. >= 'A').
       uint32_t pre[KeywordTable::kPrefixLength];
       int len = in.ReadWord(pre, KeywordTable::kPrefixLength);
       int index = KeywordTable::Lookup(pre, len);
       KeywordType type = KeywordTable::GetType(index);
 
       if (type == AM_PM && !time.IsEmpty()) {
         time.SetHourOffset(KeywordTable::GetValue(index));
@@ skipping 28 matching lines @@
       // Ignore other characters.
       in.Next();
     }
   }
   return day.Write(out) && time.Write(out) && tz.Write(out);
 }
 
 } }  // namespace v8::internal
 
 #endif  // V8_DATEPARSER_INL_H_