diff --git a/resource-timing/resource_ignore_failures.html b/resource-timing/resource_ignore_failures.html
deleted file mode 100644
index fa9e411ea98921..00000000000000
--- a/resource-timing/resource_ignore_failures.html
+++ /dev/null
@@ -1,33 +0,0 @@
-<!DOCTYPE html>
-<html>
-<head>
-<meta charset="utf-8" />
-<title>Resource Timing ignores failed resources</title>
-<link rel="author" title="Google" href="http://www.google.com/" />
-<link rel="help" href="http://www.w3.org/TR/resource-timing/#dom-performanceresourcetiming-initiatortype"/>
-<script src="/resources/testharness.js"></script>
-<script src="/resources/testharnessreport.js"></script>
-<script src="resources/webperftestharness.js"></script>
-<script src="resources/webperftestharnessextension.js"></script>
-<script>
-let iframe;
-function setup_iframe() {
-    const iframe_content = '<img src="resources/non-existing-file.png"></img>';
-    iframe = document.getElementById('frameContext');
-    iframe.contentWindow.document.write(iframe_content);
-}
-function onload_test() {
-    const context = new PerformanceContext(iframe.contentWindow.performance);
-    const entries = context.getEntriesByType('resource');
-    test_true(entries.length == 0, "entries.length == 0");
-}
-window.setup_iframe = setup_iframe;
-</script>
-</head>
-<body>
-<h1>Description</h1>
-<p>This test validates that failed resources aren't present in the Resource Timing buffer.</p>
-<div id="log"></div>
-<iframe id="frameContext" onload="onload_test();" src="resources/inject_resource_test.html"></iframe>
-</body>
-</html>
diff --git a/resource-timing/resources/status-code.py b/resource-timing/resources/status-code.py
new file mode 100644
index 00000000000000..6ddad159524db2
--- /dev/null
+++ b/resource-timing/resources/status-code.py
@@ -0,0 +1,4 @@
+def main(request, response):
+    status = request.GET.first('status')
+    response.status = (status, "");
+
diff --git a/resource-timing/status-codes-create-entry.html b/resource-timing/status-codes-create-entry.html
new file mode 100644
index 00000000000000..fb4236e6bbe856
--- /dev/null
+++ b/resource-timing/status-codes-create-entry.html
@@ -0,0 +1,22 @@
+<!doctype html>
+<html>
+<head>
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+</head>
+<body>
+<img src="resources/status-code.py?status=200">
+<img src="resources/status-code.py?status=307">
+<img src="resources/status-code.py?status=404">
+<img src="resources/status-code.py?status=502">
+<script>
+async_test(t => {
+  window.addEventListener("load", t.step_func(() => {
+    const images = document.getElementsByTagName("img");
+    for (let img of images) {
+      assert_equals(performance.getEntriesByName(img.src).length, 1, img.src);
+    }
+    t.done();
+  }));
+}, "Make sure all status codes are reported");
+</script>
diff --git a/service-workers/service-worker/resource-timing.sub.https.html b/service-workers/service-worker/resource-timing.sub.https.html
index f0502cac727896..2a366087cd35e7 100644
--- a/service-workers/service-worker/resource-timing.sub.https.html
+++ b/service-workers/service-worker/resource-timing.sub.https.html
@@ -98,14 +98,12 @@
               resource: 'resources/missing.jpg',
               mode: 'same-origin',
               description: 'Network fallback load failure',
-              should_no_performance_entry: true,
           });
           verify({
               performance: performance,
               resource: 'resources/missing.jpg',
               mode: 'cross-origin',
               description: 'Network fallback cross-origin load failure',
-              should_no_performance_entry: true,
           });
           // Tests for respondWith(fetch()).
           verify({
