Make the Response constructor throw when status is a null body status and body is non-null

LayoutTests/http/tests/fetch/script-tests/response.js

 if (self.importScripts) {
   importScripts('../resources/fetch-test-helpers.js');
 }
 
 function consume(reader) {
   var chunks = [];
   function rec(reader) {
     return reader.read().then(function(r) {
         if (r.done) {
           return chunks;
@@ skipping 103 matching lines @@
 test(function() {
     [0, 1, 100, 199, 600, 700].forEach(function(status) {
         assert_throws({name: 'RangeError'},
                       function() {
                         new Response(new Blob(), {status: status});
                       },
                       'new Response with status = ' + status +
                       ' should throw');
       });
 
+    [204, 205, 304].forEach(function(status) {
+        assert_throws({name: 'TypeError'},
+                      function() {
+                        new Response(new Blob(), {status: status});
+                      },
+                      'new Response with null body status = ' + status +
+                      ' and body is non-null should throw');
+      });

[hiroshige, 2015/07/30 11:20:40]

Could you add a test for that 101 + body throws RangeError, not TypeError by
null body status?

[shiva.jm, 2015/07/30 11:47:16]

Done.

+
     [300, 0, 304, 305, 306, 309, 500].forEach(function(status) {
         assert_throws({name: 'RangeError'},
                       function() {
                         Response.redirect('https://www.example.com/test.html',
                                           status);
                       },
                       'Response.redirect() with invalid status = ' + status +
                       ' should throw');
       });
 
@@ skipping 380 matching lines @@
 test(function() {
     ['http://ex\x0aample.com',
      'http://ex\x0dample.com'].forEach(function(url) {
         assert_equals(Response.redirect(url).headers.get('Location'),
                       'http://example.com/',
                       'Location header value must not contain CR or LF');
       });
   }, 'Response.redirect() with URLs with CR or LF');
 
 done();