Change core lib, dart2js, and more for new optional parameters syntax

tests/standalone/io/http_headers_test.dart

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #import('dart:math');
 
 #source("../../../runtime/bin/input_stream.dart");
 #source("../../../runtime/bin/output_stream.dart");
 #source("../../../runtime/bin/chunked_stream.dart");
 #source("../../../runtime/bin/string_stream.dart");
@@ skipping 34 matching lines @@
   Expect.equals(1, headers[HttpHeaders.PRAGMA].length);
 
   headers.set(HttpHeaders.PRAGMA, ["pragma6", "pragma7"]);
   Expect.equals(2, headers[HttpHeaders.PRAGMA].length);
 
   headers.removeAll(HttpHeaders.PRAGMA);
   Expect.isNull(headers[HttpHeaders.PRAGMA]);
 }
 
 void testDate() {
-  Date date1 = new Date(1999, Date.JUN, 11, 18, 46, 53, 0, isUtc: true);
+  Date date1 = new Date.utc(1999, Date.JUN, 11, 18, 46, 53, 0);
   String httpDate1 = "Fri, 11 Jun 1999 18:46:53 GMT";
-  Date date2 = new Date(2000, Date.AUG, 16, 12, 34, 56, 0, isUtc: true);
+  Date date2 = new Date.utc(2000, Date.AUG, 16, 12, 34, 56, 0);
   String httpDate2 = "Wed, 16 Aug 2000 12:34:56 GMT";
 
   _HttpHeaders headers = new _HttpHeaders();
   Expect.isNull(headers.date);
   headers.date = date1;
   Expect.equals(date1, headers.date);
   Expect.equals(httpDate1, headers.value(HttpHeaders.DATE));
   Expect.equals(1, headers[HttpHeaders.DATE].length);
   headers.add(HttpHeaders.DATE, httpDate2);
   Expect.equals(1, headers[HttpHeaders.DATE].length);
   Expect.equals(date2, headers.date);
   Expect.equals(httpDate2, headers.value(HttpHeaders.DATE));
   headers.set(HttpHeaders.DATE, httpDate1);
   Expect.equals(1, headers[HttpHeaders.DATE].length);
   Expect.equals(date1, headers.date);
   Expect.equals(httpDate1, headers.value(HttpHeaders.DATE));
 
   headers.set(HttpHeaders.DATE, "xxx");
   Expect.equals("xxx", headers.value(HttpHeaders.DATE));
   Expect.equals(null, headers.date);
 }
 
 void testExpires() {
-  Date date1 = new Date(1999, Date.JUN, 11, 18, 46, 53, 0, isUtc: true);
+  Date date1 = new Date.utc(1999, Date.JUN, 11, 18, 46, 53, 0);
   String httpDate1 = "Fri, 11 Jun 1999 18:46:53 GMT";
-  Date date2 = new Date(2000, Date.AUG, 16, 12, 34, 56, 0, isUtc: true);
+  Date date2 = new Date.utc(2000, Date.AUG, 16, 12, 34, 56, 0);
   String httpDate2 = "Wed, 16 Aug 2000 12:34:56 GMT";
 
   _HttpHeaders headers = new _HttpHeaders();
   Expect.isNull(headers.expires);
   headers.expires = date1;
   Expect.equals(date1, headers.expires);
   Expect.equals(httpDate1, headers.value(HttpHeaders.EXPIRES));
   Expect.equals(1, headers[HttpHeaders.EXPIRES].length);
   headers.add(HttpHeaders.EXPIRES, httpDate2);
   Expect.equals(1, headers[HttpHeaders.EXPIRES].length);
   Expect.equals(date2, headers.expires);
   Expect.equals(httpDate2, headers.value(HttpHeaders.EXPIRES));
   headers.set(HttpHeaders.EXPIRES, httpDate1);
   Expect.equals(1, headers[HttpHeaders.EXPIRES].length);
   Expect.equals(date1, headers.expires);
   Expect.equals(httpDate1, headers.value(HttpHeaders.EXPIRES));
 
   headers.set(HttpHeaders.EXPIRES, "xxx");
   Expect.equals("xxx", headers.value(HttpHeaders.EXPIRES));
   Expect.equals(null, headers.expires);
 }
 
 void testIfModifiedSince() {
-  Date date1 = new Date(1999, Date.JUN, 11, 18, 46, 53, 0, isUtc: true);
+  Date date1 = new Date.utc(1999, Date.JUN, 11, 18, 46, 53, 0);
   String httpDate1 = "Fri, 11 Jun 1999 18:46:53 GMT";
-  Date date2 = new Date(2000, Date.AUG, 16, 12, 34, 56, 0, isUtc: true);
+  Date date2 = new Date.utc(2000, Date.AUG, 16, 12, 34, 56, 0);
   String httpDate2 = "Wed, 16 Aug 2000 12:34:56 GMT";
 
   _HttpHeaders headers = new _HttpHeaders();
   Expect.isNull(headers.ifModifiedSince);
   headers.ifModifiedSince = date1;
   Expect.equals(date1, headers.ifModifiedSince);
   Expect.equals(httpDate1, headers.value(HttpHeaders.IF_MODIFIED_SINCE));
   Expect.equals(1, headers[HttpHeaders.IF_MODIFIED_SINCE].length);
   headers.add(HttpHeaders.IF_MODIFIED_SINCE, httpDate2);
   Expect.equals(1, headers[HttpHeaders.IF_MODIFIED_SINCE].length);
@@ skipping 190 matching lines @@
 
   void checkCookie(cookie, s) {
     Expect.equals(s, cookie.toString());
     var c = new _Cookie.fromSetCookieValue(s);
     checkCookiesEquals(cookie, c);
   }
 
   Cookie cookie;
   cookie = new Cookie("name", "value");
   Expect.equals("name=value", cookie.toString());
-  Date date = new Date(2014, Date.JAN, 5, 23, 59, 59, 0, isUtc: true);
+  Date date = new Date.utc(2014, Date.JAN, 5, 23, 59, 59, 0);
   cookie.expires = date;
   checkCookie(cookie, "name=value"
                       "; Expires=Sun, 5 Jan 2014 23:59:59 GMT");
   cookie.maxAge = 567;
   checkCookie(cookie, "name=value"
                       "; Expires=Sun, 5 Jan 2014 23:59:59 GMT"
                       "; Max-Age=567");
   cookie.domain = "example.com";
   checkCookie(cookie, "name=value"
                       "; Expires=Sun, 5 Jan 2014 23:59:59 GMT"
@@ skipping 71 matching lines @@
   testIfModifiedSince();
   testHost();
   testEnumeration();
   testHeaderValue();
   testContentType();
   testContentTypeCache();
   testCookie();
   testInvalidCookie();
   testHeaderLists();
 }