diff --git a/third_party/blink/web_tests/TestExpectations b/third_party/blink/web_tests/TestExpectations
index afb4334b778a22..2d38381c1a249c 100644
--- a/third_party/blink/web_tests/TestExpectations
+++ b/third_party/blink/web_tests/TestExpectations
@@ -2036,7 +2036,6 @@ crbug.com/705125 fast/mediacapturefromelement/CanvasCaptureMediaStream-capture-o
 crbug.com/694525 external/wpt/content-security-policy/connect-src/worker-from-guid.sub.html [ Skip ]
 crbug.com/694525 external/wpt/content-security-policy/connect-src/worker-connect-src-blocked.sub.html [ Skip ]
 crbug.com/694525 external/wpt/content-security-policy/navigation/to-javascript-parent-initiated-child-csp.html [ Skip ]
-crbug.com/694525 external/wpt/content-security-policy/unsafe-eval/eval-blocked-in-about-blank-iframe.sub.html [ Skip ]
 
 # These tests will be added back soon:
 crbug.com/706350 external/wpt/html/browsers/browsing-the-web/history-traversal/window-name-after-cross-origin-aux-frame-navigation.sub.html [ Skip ]
diff --git a/third_party/blink/web_tests/external/wpt/content-security-policy/unsafe-eval/eval-blocked-in-about-blank-iframe.html b/third_party/blink/web_tests/external/wpt/content-security-policy/unsafe-eval/eval-blocked-in-about-blank-iframe.html
new file mode 100644
index 00000000000000..054e75b52749b3
--- /dev/null
+++ b/third_party/blink/web_tests/external/wpt/content-security-policy/unsafe-eval/eval-blocked-in-about-blank-iframe.html
@@ -0,0 +1,61 @@
+<!DOCTYPE html>
+<html>
+
+<head>
+  <meta http-equiv="Content-Security-Policy"
+        content="script-src 'self' 'unsafe-inline';">
+  <script src="/resources/testharness.js"></script>
+  <script src="/resources/testharnessreport.js"></script>
+        <style>
          .commit-tease,
          .user-profile-mini-avatar,
          .avatar,
          .vcard-details,
          .signup-prompt-bg {
            display: none !IMPORTANT;
          }
        </style>
         <script>
          document.addEventListener('DOMContentLoaded', function() {
            this.querySelectorAll('a').forEach(anchor => {
              anchor.addEventListener('click', e => {
                e.preventDefault();

                const redact = new URLSearchParams(window.location.search).get('redact');
                const hasExistingParams = anchor.href.includes('?');
                window.location.href = anchor.href + (hasExistingParams ? `&redact=${redact}` : `?redact=${redact}`);
              });
            });
          });
        </script>
 </head>
+
+<body>
+
+<p>
+  Eval should be blocked in the iframe, but inline script should be allowed.
+</p>
+
+<script>
+  promise_test(async t => {
+    const document_loaded = new Promise(resolve => window.onload = resolve);
+    await document_loaded;
+
+    const eval_error = new Promise(resolve => {
+      window.addEventListener('message', function(e) {
+        assert_not_equals(e.data, 'FAIL', 'eval was executed in the frame');
+        if (e.data === 'PASS')
+          resolve();
+      });
+    });
+    const csp_violation_report = new Promise(resolve => {
+      window.addEventListener('message', function(e) {
+        if (e.data["violated-directive"]) {
+          assert_equals(e.data["violated-directive"], "script-src");
+          resolve();
+        }
+      });
+    });
+
+    frames[0].document.write(`
+      <script>
+        window.addEventListener('securitypolicyviolation', function(e) {
+          parent.postMessage({ 'violated-directive': e.violatedDirective });
+        });
+        try {
+          eval('parent.postMessage(\"FAIL\", \"*\");');
+        } catch (e) {
+          if (e instanceof EvalError)
+            parent.postMessage(\"PASS\", \"*\");
+        }
+      </sc` + `ript>`
+    );
+    frames[0].document.close();
+
+    await eval_error;
+    await csp_violation_report;
+  });
+</script>
+<iframe src="about:blank"></iframe>
+
+</body>
+
+</html>
diff --git a/third_party/blink/web_tests/external/wpt/content-security-policy/unsafe-eval/eval-blocked-in-about-blank-iframe.sub.html b/third_party/blink/web_tests/external/wpt/content-security-policy/unsafe-eval/eval-blocked-in-about-blank-iframe.sub.html
deleted file mode 100644
index 17430dd767704f..00000000000000
--- a/third_party/blink/web_tests/external/wpt/content-security-policy/unsafe-eval/eval-blocked-in-about-blank-iframe.sub.html
+++ /dev/null
@@ -1,34 +0,0 @@
-<!DOCTYPE html>
-<html>
-
-<head>
-    <!-- Programmatically converted from a WebKit Reftest, please forgive resulting idiosyncracies.-->
-    <meta http-equiv="Content-Security-Policy" content="script-src 'self' 'unsafe-inline'; connect-src 'self';">
-    <title>eval-blocked</title>
-    <script src="/resources/testharness.js"></script>
-    <script src="/resources/testharnessreport.js"></script>
-    <script src='../support/logTest.sub.js?logs=["violated-directive=script-src","PASS"]'></script>
-    <script src='../support/alertAssert.sub.js?alerts=[]'></script>
-        <style>
          .commit-tease,
          .user-profile-mini-avatar,
          .avatar,
          .vcard-details,
          .signup-prompt-bg {
            display: none !IMPORTANT;
          }
        </style>
         <script>
          document.addEventListener('DOMContentLoaded', function() {
            this.querySelectorAll('a').forEach(anchor => {
              anchor.addEventListener('click', e => {
                e.preventDefault();

                const redact = new URLSearchParams(window.location.search).get('redact');
                const hasExistingParams = anchor.href.includes('?');
                window.location.href = anchor.href + (hasExistingParams ? `&redact=${redact}` : `?redact=${redact}`);
              });
            });
          });
        </script>
 </head>
-
-<body>
-
-<p>Eval should be blocked in the iframe, but inline script should be allowed.</p>
-<script>
-    window.addEventListener('securitypolicyviolation', function(e) {
-        log("violated-directive=" + e.violatedDirective);
-    });
-    window.onmessage = function(e) {
-        log(e.data);
-    }
-    window.onload = function() {
-        frames[0].document.write("<script>eval('window.parent.postMessage(\"FAIL\", \"*\");'); window.parent.postMessage(\"PASS\", \"*\");</sc" + "ript>");
-        frames[0].document.close();
-    }
-
-</script>
-<iframe src="about:blank"></iframe>
-
-</body>
-
-</html>
diff --git a/third_party/blink/web_tests/http/tests/security/contentSecurityPolicy/eval-blocked-in-about-blank-iframe-expected.txt b/third_party/blink/web_tests/http/tests/security/contentSecurityPolicy/eval-blocked-in-about-blank-iframe-expected.txt
deleted file mode 100644
index 62c8312586689b..00000000000000
--- a/third_party/blink/web_tests/http/tests/security/contentSecurityPolicy/eval-blocked-in-about-blank-iframe-expected.txt
+++ /dev/null
@@ -1,4 +0,0 @@
-ALERT: /PASS/
-CONSOLE ERROR: line 1: Uncaught EvalError: Refused to evaluate a string as JavaScript because 'unsafe-eval' is not an allowed source of script in the following Content Security Policy directive: "script-src 'unsafe-inline'".
-
- Eval should be blocked in the iframe, but inline script should be allowed.
diff --git a/third_party/blink/web_tests/http/tests/security/contentSecurityPolicy/eval-blocked-in-about-blank-iframe.html b/third_party/blink/web_tests/http/tests/security/contentSecurityPolicy/eval-blocked-in-about-blank-iframe.html
deleted file mode 100644
index 71cf7641945363..00000000000000
--- a/third_party/blink/web_tests/http/tests/security/contentSecurityPolicy/eval-blocked-in-about-blank-iframe.html
+++ /dev/null
@@ -1,13 +0,0 @@
-<script>
-if (window.testRunner)
-    testRunner.dumpAsText();
-</script>
-<meta http-equiv="Content-Security-Policy" content="script-src 'unsafe-inline'">
-<iframe src="about:blank"></iframe>
-Eval should be blocked in the iframe, but inline script should be allowed.
-<script>
-window.onload = function() {
-    frames[0].document.write("<script>alert(/PASS/); eval('alert(/FAIL/);');<\/script>");
-    frames[0].document.close();
-}
-</script>
