[Fetch API] Reflect spec changes of bodyUsed property

third_party/WebKit/LayoutTests/http/tests/cachestorage/script-tests/cache-put.js

 if (self.importScripts) {
     importScripts('/resources/testharness.js');
     importScripts('/resources/testharness-helpers.js');
     importScripts('../resources/test-helpers.js');
 }
 
 var test_url = 'https://example.com/foo';
 var test_body = 'Hello world!';
 
 cache_test(function(cache) {
@@ skipping 265 matching lines @@
       new TypeError(),
       'Cache.put should throw a TypeError for a POST request.');
   }, 'Cache.put with a POST request');
 
 cache_test(function(cache) {
     var response = new Response(test_body);
     assert_false(response.bodyUsed,
                  '[https://fetch.spec.whatwg.org/#dom-body-bodyused] ' +
                  'Response.bodyUsed should be initially false.');
     return response.text().then(function() {
-      assert_false(
+      assert_true(
         response.bodyUsed,
         '[https://fetch.spec.whatwg.org/#concept-body-consume-body] ' +
-          'The text() method should not set "body passed" flag.');
-      return cache.put(new Request(test_url), response);
+          'The text() method should make the body disturbed.');
+      var request = new Request(test_url);
+      return cache.put(request, response).then(() => {
+          assert_unreached('cache.put should be rejected');
+        }, () => {});
     });
   }, 'Cache.put with a used response body');
 
 cache_test(function(cache) {
     var response = new Response(test_body);
     return cache.put(new Request(test_url), response)
       .then(function() {
-          return response.body.getReader().closed;
+          assert_throws(new TypeError(), () => response.body.getReader());
       });
   }, 'getReader() after Cache.put');
 
 done();