[Fetch API] Remove Headers.prototype.getAll()

third_party/WebKit/LayoutTests/http/tests/fetch/resources/thorough-util.js

 var SCOPE = BASE_ORIGIN +
   '/fetch/resources/thorough-iframe.html?' + TEST_OPTIONS;
 var IFRAME_ORIGIN = BASE_ORIGIN;
 var BASE_URL = BASE_ORIGIN +
   '/serviceworker/resources/fetch-access-control.php?';
 var OTHER_BASE_URL = OTHER_ORIGIN +
   '/serviceworker/resources/fetch-access-control.php?';
 var BASE_URL_WITH_USERNAME = BASE_URL.replace('://', '://user@');
 var OTHER_BASE_URL_WITH_USERNAME = OTHER_BASE_URL.replace('://', '://user@');
 var BASE_URL_WITH_PASSWORD = BASE_URL.replace('://', '://user:pass@');
@@ skipping 327 matching lines @@
 function headersToArray(headers) {
   var ret = [];
 
   // Workaround for Firefox. iterable is not implemented yet.
   // This is used only by checkFetchResponseHeader, and
   // checkFetchResponseHeader is used only for the header names listed below.
   // FIXME: Replace it with the original code below when Firefox supports
   // iterable.
   ['content-length', 'content-type', 'x-serviceworker-serverheader'].forEach(
     function(name) {
-      for (var value of headers.getAll(name))
-        ret.push([name, value]);
+      for (var header of headers){
+        ret.push(header);
+      }
     });
 
-  // Original code:
-  // for (var header of headers) {
-  //   ret.push(header);
-  // }
-
   return ret;
 }
 
 function doFetch(request) {
   var originalURL = request.url;
   var params = getQueryParams(originalURL);
   var init = getRequestInit(params);
   var url = params['url'];
   try {
     if (url) {
@@ skipping 81 matching lines @@
 
 function executeTests(test_targets) {
   for (var i = 0; i < test_targets.length; ++i) {
     promise_test(
       function(counter, t) {
         return executeTest(test_targets[counter]);
       }.bind(this, i),
       "executeTest-" + i);
   }
 }