make DateParser::TimeComposer handle milliseconds properly...

src/dateparser-inl.h

Index: src/dateparser-inl.h
===================================================================
--- src/dateparser-inl.h	(revision 5891)
+++ src/dateparser-inl.h	(working copy)
@@ -59,7 +59,7 @@
       } else if (in.Skip('.') && time.IsExpecting(n)) {
         time.Add(n);
         if (!in.IsAsciiDigit()) return false;
-        int n = in.ReadUnsignedNumber();
+        int n = in.ReadMilliseconds();
         time.AddFinal(n);
       } else if (tz.IsExpecting(n)) {
         tz.SetAbsoluteMinute(n);