Bug 1879581 [wpt PR 44503] - Remove unnecessary header for fetch requ…

…ests, a=testonly

Automatic update from web-platform-tests
Remove unnecessary header for fetch requests

After the change in WICG/attribution-reporting-api#757,
the fetch request is now a simple CORS request.

Change-Id: If69ae7d225e527da17424eeca5d668bdcb7224a6
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/5278573
Reviewed-by: Andrew Paseltiner <apaseltinerchromium.org>
Commit-Queue: Nan Lin <linnanchromium.org>
Cr-Commit-Position: refs/heads/main{#1258570}

--

wpt-commits: 34995a654a558e21ee1fa168db097bc32bebebde
wpt-pr: 44503

UltraBlame original commit: 115004c6651aaca896e279fb6b9b0697cd2e3095

testing/web-platform/tests/attribution-reporting/resources/helpers.js

@@ -94,7 +94,6 @@ const getFetchParams = (origin, cookie) => {
 
 
   const allowOriginHeader = 'Access-Control-Allow-Origin';
-  const allowHeadersHeader = 'Access-Control-Allow-Headers';
 
   if (cookie) {
     credentials = 'include';
@@ -111,10 +110,6 @@ const getFetchParams = (origin, cookie) => {
       name: allowOriginHeader,
       value: '*',
     });
-    headers.push({
-      name: allowHeadersHeader,
-      value: '*',
-    })
   }
   return {credentials, headers};
 };