Introduce "navigate" mode in Requests

third_party/WebKit/LayoutTests/http/tests/fetch/script-tests/request.js

Index: third_party/WebKit/LayoutTests/http/tests/fetch/script-tests/request.js
diff --git a/third_party/WebKit/LayoutTests/http/tests/fetch/script-tests/request.js b/third_party/WebKit/LayoutTests/http/tests/fetch/script-tests/request.js
index f8dd8e83067e2f04fb1cbbd42cf0b6f078f5f308..b365e4f5566aadf48712ebad2481e96eda352ad7 100644
--- a/third_party/WebKit/LayoutTests/http/tests/fetch/script-tests/request.js
+++ b/third_party/WebKit/LayoutTests/http/tests/fetch/script-tests/request.js
@@ -60,6 +60,10 @@ test(function() {
      new Request(URL, {mode: ' cors'}),
      new Request(URL, {mode: 'co rs'}),
      new Request(URL, {mode: 'CORS'}),
+     new Request(URL, {mode: 'navigate\0'}),
+     new Request(URL, {mode: ' navigate'}),
+     new Request(URL, {mode: 'navi gate'}),
+     new Request(URL, {mode: 'NAVIGATE'}),
      new Request(URL, {mode: '\0'.repeat(100000)}),
      new Request(URL, {mode: 'x'.repeat(100000)}),
      new Request(URL, {credentials: null}),
@@ -294,6 +298,15 @@ test(function() {
   }, 'Request method name throw test');
 
 test(function() {
+    assert_throws(
+        {name: 'TypeError'},
+        function() {
+            var request = new Request(URL, {mode: 'navigate'});
+        },
+        'new Request with a navigate mode should throw');
+}, 'Request mode throw test');
+
+test(function() {
     var url = 'http://example.com';
     TO_BE_NORMALIZED_METHOD_NAMES.forEach(
       function(method) {