--- a/testing/web-platform/meta/MANIFEST.json
+++ b/testing/web-platform/meta/MANIFEST.json
@@ -206469,16 +206469,21 @@
      {}
     ]
    ],
    "content-security-policy/support/checkReport.sub.js": [
     [
      {}
     ]
    ],
+   "content-security-policy/support/dedicated-worker-helper.js": [
+    [
+     {}
+    ]
+   ],
    "content-security-policy/support/echo-policy.py": [
     [
      {}
     ]
    ],
    "content-security-policy/support/fail.asis": [
     [
      {}
@@ -206554,16 +206559,26 @@
      {}
     ]
    ],
    "content-security-policy/support/resource.py": [
     [
      {}
     ]
    ],
+   "content-security-policy/support/service-worker-helper.js": [
+    [
+     {}
+    ]
+   ],
+   "content-security-policy/support/shared-worker-helper.js": [
+    [
+     {}
+    ]
+   ],
    "content-security-policy/support/siblingPath.js": [
     [
      {}
     ]
    ],
    "content-security-policy/support/testharness-helper.js": [
     [
      {}
@@ -306725,16 +306740,40 @@
     ]
    ],
    "content-security-policy/worker-src/dedicated-self.sub.html": [
     [
      "/content-security-policy/worker-src/dedicated-self.sub.html",
      {}
     ]
    ],
+   "content-security-policy/worker-src/dedicated-worker-src-child-fallback.sub.html": [
+    [
+     "/content-security-policy/worker-src/dedicated-worker-src-child-fallback.sub.html",
+     {}
+    ]
+   ],
+   "content-security-policy/worker-src/dedicated-worker-src-default-fallback.sub.html": [
+    [
+     "/content-security-policy/worker-src/dedicated-worker-src-default-fallback.sub.html",
+     {}
+    ]
+   ],
+   "content-security-policy/worker-src/dedicated-worker-src-script-fallback.sub.html": [
+    [
+     "/content-security-policy/worker-src/dedicated-worker-src-script-fallback.sub.html",
+     {}
+    ]
+   ],
+   "content-security-policy/worker-src/dedicated-worker-src-self-fallback.sub.html": [
+    [
+     "/content-security-policy/worker-src/dedicated-worker-src-self-fallback.sub.html",
+     {}
+    ]
+   ],
    "content-security-policy/worker-src/service-child.https.sub.html": [
     [
      "/content-security-policy/worker-src/service-child.https.sub.html",
      {}
     ]
    ],
    "content-security-policy/worker-src/service-fallback.https.sub.html": [
     [
@@ -306755,16 +306794,40 @@
     ]
    ],
    "content-security-policy/worker-src/service-self.https.sub.html": [
     [
      "/content-security-policy/worker-src/service-self.https.sub.html",
      {}
     ]
    ],
+   "content-security-policy/worker-src/service-worker-src-child-fallback.https.sub.html": [
+    [
+     "/content-security-policy/worker-src/service-worker-src-child-fallback.https.sub.html",
+     {}
+    ]
+   ],
+   "content-security-policy/worker-src/service-worker-src-default-fallback.https.sub.html": [
+    [
+     "/content-security-policy/worker-src/service-worker-src-default-fallback.https.sub.html",
+     {}
+    ]
+   ],
+   "content-security-policy/worker-src/service-worker-src-script-fallback.https.sub.html": [
+    [
+     "/content-security-policy/worker-src/service-worker-src-script-fallback.https.sub.html",
+     {}
+    ]
+   ],
+   "content-security-policy/worker-src/service-worker-src-self-fallback.https.sub.html": [
+    [
+     "/content-security-policy/worker-src/service-worker-src-self-fallback.https.sub.html",
+     {}
+    ]
+   ],
    "content-security-policy/worker-src/shared-child.sub.html": [
     [
      "/content-security-policy/worker-src/shared-child.sub.html",
      {}
     ]
    ],
    "content-security-policy/worker-src/shared-fallback.sub.html": [
     [
@@ -306785,37 +306848,37 @@
     ]
    ],
    "content-security-policy/worker-src/shared-self.sub.html": [
     [
      "/content-security-policy/worker-src/shared-self.sub.html",
      {}
     ]
    ],
-   "content-security-policy/worker-src/worker-src-child-fallback.sub.html": [
-    [
-     "/content-security-policy/worker-src/worker-src-child-fallback.sub.html",
-     {}
-    ]
-   ],
-   "content-security-policy/worker-src/worker-src-default-fallback.sub.html": [
-    [
-     "/content-security-policy/worker-src/worker-src-default-fallback.sub.html",
-     {}
-    ]
-   ],
-   "content-security-policy/worker-src/worker-src-script-fallback.sub.html": [
-    [
-     "/content-security-policy/worker-src/worker-src-script-fallback.sub.html",
-     {}
-    ]
-   ],
-   "content-security-policy/worker-src/worker-src-self-fallback.sub.html": [
-    [
-     "/content-security-policy/worker-src/worker-src-self-fallback.sub.html",
+   "content-security-policy/worker-src/shared-worker-src-child-fallback.sub.html": [
+    [
+     "/content-security-policy/worker-src/shared-worker-src-child-fallback.sub.html",
+     {}
+    ]
+   ],
+   "content-security-policy/worker-src/shared-worker-src-default-fallback.sub.html": [
+    [
+     "/content-security-policy/worker-src/shared-worker-src-default-fallback.sub.html",
+     {}
+    ]
+   ],
+   "content-security-policy/worker-src/shared-worker-src-script-fallback.sub.html": [
+    [
+     "/content-security-policy/worker-src/shared-worker-src-script-fallback.sub.html",
+     {}
+    ]
+   ],
+   "content-security-policy/worker-src/shared-worker-src-self-fallback.sub.html": [
+    [
+     "/content-security-policy/worker-src/shared-worker-src-self-fallback.sub.html",
      {}
     ]
    ],
    "cookies/path/match.html": [
     [
      "/cookies/path/match.html",
      {}
     ]
@@ -415492,16 +415555,20 @@
   "content-security-policy/support/alertAssert.sub.js": [
    "b2b693859bef7a60723d996bb5ccf9d3252fa6d9",
    "support"
   ],
   "content-security-policy/support/checkReport.sub.js": [
    "90f36e63c4a18b6d755fda05b4e126e0cabf0e94",
    "support"
   ],
+  "content-security-policy/support/dedicated-worker-helper.js": [
+   "c2ee371b1ca6b56d4579032db79470d38dc7fad9",
+   "support"
+  ],
   "content-security-policy/support/echo-policy.py": [
    "84ac41975c7c1f7958ea4431ea4bf4666f2d0b24",
    "support"
   ],
   "content-security-policy/support/fail.asis": [
    "76e9a5bdd43e13f9665135c7178dbca3114eb11e",
    "support"
   ],
@@ -415560,16 +415627,24 @@
   "content-security-policy/support/report.py": [
    "8cd779a8017cba678a565475271b892e8ed53e58",
    "support"
   ],
   "content-security-policy/support/resource.py": [
    "e6e5eb285a3988173c49a116b1ae8a76f9f7ab1a",
    "support"
   ],
+  "content-security-policy/support/service-worker-helper.js": [
+   "dada4b697830bd56b771e02de8460dffcb3a494e",
+   "support"
+  ],
+  "content-security-policy/support/shared-worker-helper.js": [
+   "7e7b17341425d222d440f2f4607ee40ff020efe6",
+   "support"
+  ],
   "content-security-policy/support/siblingPath.js": [
    "1743309038e2aef21670a82973c1cea2fbc01253",
    "support"
   ],
   "content-security-policy/support/testharness-helper.js": [
    "c8b178ae8dd96aa4552b7ccdca8c53513cc3d713",
    "support"
   ],
@@ -415644,16 +415719,32 @@
   "content-security-policy/worker-src/dedicated-none.sub.html": [
    "06c39ca981f027f2d3aa4195c36d286f3ded9b8c",
    "testharness"
   ],
   "content-security-policy/worker-src/dedicated-self.sub.html": [
    "ec579a530ae0f44e387ed400d5b923cdb8203dc7",
    "testharness"
   ],
+  "content-security-policy/worker-src/dedicated-worker-src-child-fallback.sub.html": [
+   "1206a6f00c5cf43da1327625fb7c97ce9f63a868",
+   "testharness"
+  ],
+  "content-security-policy/worker-src/dedicated-worker-src-default-fallback.sub.html": [
+   "abc576c3a0adc9e3a68b5449aeb1477f6b50f6b1",
+   "testharness"
+  ],
+  "content-security-policy/worker-src/dedicated-worker-src-script-fallback.sub.html": [
+   "a5a34c8184397fc38b1949e798f23e0799aade1a",
+   "testharness"
+  ],
+  "content-security-policy/worker-src/dedicated-worker-src-self-fallback.sub.html": [
+   "8fee6e7d738c6cc9a22883cde366e395f346f5d4",
+   "testharness"
+  ],
   "content-security-policy/worker-src/service-child.https.sub.html": [
    "0ccf56794d55c4ea8800cbe8f0805fd02450549f",
    "testharness"
   ],
   "content-security-policy/worker-src/service-fallback.https.sub.html": [
    "84207a36ed3d686f14f88cda4725d3a97653dd3e",
    "testharness"
   ],
@@ -415664,16 +415755,32 @@
   "content-security-policy/worker-src/service-none.https.sub.html": [
    "accfac94cda22bc93f61db590cf2e8f329c2b695",
    "testharness"
   ],
   "content-security-policy/worker-src/service-self.https.sub.html": [
    "561c9a2ce0d4c1b9e148cad2ca5bad4b17517e9e",
    "testharness"
   ],
+  "content-security-policy/worker-src/service-worker-src-child-fallback.https.sub.html": [
+   "90d70a062e718daf5013f3b12662066b6edb1692",
+   "testharness"
+  ],
+  "content-security-policy/worker-src/service-worker-src-default-fallback.https.sub.html": [
+   "0a115336d748892edd4afc99467ae558080789f4",
+   "testharness"
+  ],
+  "content-security-policy/worker-src/service-worker-src-script-fallback.https.sub.html": [
+   "c770ac48a17b74d54bcde8a8f721fd506da81a6b",
+   "testharness"
+  ],
+  "content-security-policy/worker-src/service-worker-src-self-fallback.https.sub.html": [
+   "ee7276b72994909e0c504f5d3ef0fe526f898e7a",
+   "testharness"
+  ],
   "content-security-policy/worker-src/shared-child.sub.html": [
    "1bc3004b63255bdb75f6660ab81870d08b96e74c",
    "testharness"
   ],
   "content-security-policy/worker-src/shared-fallback.sub.html": [
    "0e39d2651a086dc987928b8458702d5c59098af8",
    "testharness"
   ],
@@ -415684,30 +415791,30 @@
   "content-security-policy/worker-src/shared-none.sub.html": [
    "2caec3d27e2dea2a9dcc066ee2bf0a3fdc165fdb",
    "testharness"
   ],
   "content-security-policy/worker-src/shared-self.sub.html": [
    "ff4d7ca289ea20fa00bca535fdcf929876a2278b",
    "testharness"
   ],
-  "content-security-policy/worker-src/worker-src-child-fallback.sub.html": [
-   "60b4173a1601051bcfc6ad334c6b00d6fab5d4bd",
-   "testharness"
-  ],
-  "content-security-policy/worker-src/worker-src-default-fallback.sub.html": [
-   "21f742d83603a37f8784a5ec678854a1a9750833",
-   "testharness"
-  ],
-  "content-security-policy/worker-src/worker-src-script-fallback.sub.html": [
-   "99d21723fbb4791ca68f02552deb5a1dea5b6446",
-   "testharness"
-  ],
-  "content-security-policy/worker-src/worker-src-self-fallback.sub.html": [
-   "66f996ea061bc12fdaf38d2603e46cd4ce4cfc2f",
+  "content-security-policy/worker-src/shared-worker-src-child-fallback.sub.html": [
+   "8cc98872cd4fe0ed2e411d74ba4c79684fb1b312",
+   "testharness"
+  ],
+  "content-security-policy/worker-src/shared-worker-src-default-fallback.sub.html": [
+   "7ff188d280b8b5af15da54a75201ed5e68804c42",
+   "testharness"
+  ],
+  "content-security-policy/worker-src/shared-worker-src-script-fallback.sub.html": [
+   "d1a3d6e2848bd03fb46ad4be6e312ddc501e9f5c",
+   "testharness"
+  ],
+  "content-security-policy/worker-src/shared-worker-src-self-fallback.sub.html": [
+   "599143e3733f0ea7dc3cbaa6b03de0a7b8e93acf",
    "testharness"
   ],
   "cookies/path/echo-cookie.html": [
    "cbb91823a75f6e5c5ae435c5bc4c3b15a09c483e",
    "support"
   ],
   "cookies/path/match.html": [
    "f0a64d36154617213cbe846eb5ef0c93f7a65556",

deleted file mode 100644
--- a/testing/web-platform/meta/content-security-policy/worker-src/worker-src-child-fallback.sub.html.ini
+++ /dev/null
@@ -1,4 +0,0 @@
-[worker-src-child-fallback.sub.html]
-  type: testharness
-  [Same-origin dedicated worker allowed by 'self'.]
-    expected: PASS
\ No newline at end of file

deleted file mode 100644
--- a/testing/web-platform/meta/content-security-policy/worker-src/worker-src-default-fallback.sub.html.ini
+++ /dev/null
@@ -1,4 +0,0 @@
-[worker-src-default-fallback.sub.html]
-  type: testharness
-  [Same-origin dedicated worker allowed by 'self'.]
-    expected: PASS
\ No newline at end of file

deleted file mode 100644
--- a/testing/web-platform/meta/content-security-policy/worker-src/worker-src-script-fallback.sub.html.ini
+++ /dev/null
@@ -1,4 +0,0 @@
-[worker-src-script-fallback.sub.html]
-  type: testharness
-  [Same-origin dedicated worker allowed by 'self'.]
-    expected: PASS
\ No newline at end of file

deleted file mode 100644
--- a/testing/web-platform/meta/content-security-policy/worker-src/worker-src-self-fallback.sub.html.ini
+++ /dev/null
@@ -1,4 +0,0 @@
-[worker-src-self-fallback.sub.html]
-  type: testharness
-  [Same-origin dedicated worker allowed by 'self'.]
-    expected: PASS
\ No newline at end of file

new file mode 100644
--- /dev/null
+++ b/testing/web-platform/tests/content-security-policy/support/dedicated-worker-helper.js
@@ -0,0 +1,2 @@
+var url = new URL("../support/ping.js", document.baseURI).toString();
+assert_worker_is_loaded(url, document.getElementById("foo").getAttribute("data-desc-fallback"));
\ No newline at end of file

new file mode 100644
--- /dev/null
+++ b/testing/web-platform/tests/content-security-policy/support/service-worker-helper.js
@@ -0,0 +1,2 @@
+var url = new URL("../support/ping.js", document.baseURI).toString();
+assert_service_worker_is_loaded(url, document.getElementById("foo").getAttribute("data-desc-fallback"));
\ No newline at end of file

new file mode 100644
--- /dev/null
+++ b/testing/web-platform/tests/content-security-policy/support/shared-worker-helper.js
@@ -0,0 +1,2 @@
+var url = new URL("../support/ping.js", document.baseURI).toString();
+assert_shared_worker_is_loaded(url, document.getElementById("foo").getAttribute("data-desc-fallback"));
\ No newline at end of file

new file mode 100644
--- /dev/null
+++ b/testing/web-platform/tests/content-security-policy/worker-src/dedicated-worker-src-child-fallback.sub.html
@@ -0,0 +1,9 @@
+<!doctype html>
+<meta charset=utf-8>
+<title>Web platform test for dedicated worker allowed by child-src self</title>
+<script src=/resources/testharness.js></script>
+<script src=/resources/testharnessreport.js></script>
+<script src="../support/testharness-helper.js"></script>
+<!-- Ideally we would use "script-src 'none'" alone but we have to whitelist the actual script that spawns the workers, hence the nonce.-->
+<meta http-equiv="Content-Security-Policy" content="child-src 'self'; script-src 'none' 'nonce-foo'; default-src 'none'; ">
+<script src="../support/dedicated-worker-helper.js" nonce="foo" id="foo" data-desc-fallback="Same-origin dedicated worker allowed by child-src 'self'."></script>
\ No newline at end of file

new file mode 100644
--- /dev/null
+++ b/testing/web-platform/tests/content-security-policy/worker-src/dedicated-worker-src-default-fallback.sub.html
@@ -0,0 +1,8 @@
+<!doctype html>
+<meta charset=utf-8>
+<title>Web platform test for dedicated worker allowed by default-src self</title>
+<script src=/resources/testharness.js></script>
+<script src=/resources/testharnessreport.js></script>
+<script src="../support/testharness-helper.js"></script>
+<meta http-equiv="Content-Security-Policy" content="default-src 'self'">
+<script src="../support/dedicated-worker-helper.js" id="foo" data-desc-fallback="Same-origin dedicated worker allowed by default-src 'self'."></script>
\ No newline at end of file

new file mode 100644
--- /dev/null
+++ b/testing/web-platform/tests/content-security-policy/worker-src/dedicated-worker-src-script-fallback.sub.html
@@ -0,0 +1,8 @@
+<!doctype html>
+<meta charset=utf-8>
+<title>Web platform test for dedicated worker allowed by script-src self</title>
+<script src=/resources/testharness.js></script>
+<script src=/resources/testharnessreport.js></script>
+<script src="../support/testharness-helper.js"></script>
+<meta http-equiv="Content-Security-Policy" content="script-src 'self'; default-src 'none'; ">
+<script src="../support/dedicated-worker-helper.js" id="foo" data-desc-fallback="Same-origin dedicated worker allowed by script-src 'self'."></script>
\ No newline at end of file

new file mode 100644
--- /dev/null
+++ b/testing/web-platform/tests/content-security-policy/worker-src/dedicated-worker-src-self-fallback.sub.html
@@ -0,0 +1,9 @@
+<!doctype html>
+<meta charset=utf-8>
+<title>Web platform test for dedicated worker allowed by worker-src self</title>
+<script src=/resources/testharness.js></script>
+<script src=/resources/testharnessreport.js></script>
+<script src="../support/testharness-helper.js"></script>
+<!-- Ideally we would use "script-src 'none'" alone but we have to whitelist the actual script that spawns the workers, hence the nonce.-->
+<meta http-equiv="Content-Security-Policy" content="worker-src 'self'; child-src 'none'; script-src 'none' 'nonce-foo'; default-src 'none'; ">
+<script src="../support/dedicated-worker-helper.js" nonce="foo" id="foo" data-desc-fallback="Same-origin dedicated worker allowed by worker-src 'self'."></script>
\ No newline at end of file

new file mode 100644
--- /dev/null
+++ b/testing/web-platform/tests/content-security-policy/worker-src/service-worker-src-child-fallback.https.sub.html
@@ -0,0 +1,9 @@
+<!doctype html>
+<meta charset=utf-8>
+<title>Web platform test for service worker allowed by child-src self</title>
+<script src=/resources/testharness.js></script>
+<script src=/resources/testharnessreport.js></script>
+<script src="../support/testharness-helper.js"></script>
+<!-- Ideally we would use "script-src 'none'" alone but we have to whitelist the actual script that spawns the workers, hence the nonce.-->
+<meta http-equiv="Content-Security-Policy" content="child-src 'self'; script-src 'none' 'nonce-foo'; default-src 'none'; ">
+<script src="../support/service-worker-helper.js" nonce="foo" id="foo" data-desc-fallback="Same-origin service worker allowed by child-src 'self'."></script>
\ No newline at end of file

new file mode 100644
--- /dev/null
+++ b/testing/web-platform/tests/content-security-policy/worker-src/service-worker-src-default-fallback.https.sub.html
@@ -0,0 +1,8 @@
+<!doctype html>
+<meta charset=utf-8>
+<title>Web platform test for service worker allowed by default-src self</title>
+<script src=/resources/testharness.js></script>
+<script src=/resources/testharnessreport.js></script>
+<script src="../support/testharness-helper.js"></script>
+<meta http-equiv="Content-Security-Policy" content="default-src 'self'">
+<script src="../support/service-worker-helper.js" id="foo" data-desc-fallback="Same-origin service worker allowed by default-src 'self'."></script>
\ No newline at end of file

new file mode 100644
--- /dev/null
+++ b/testing/web-platform/tests/content-security-policy/worker-src/service-worker-src-script-fallback.https.sub.html
@@ -0,0 +1,8 @@
+<!doctype html>
+<meta charset=utf-8>
+<title>Web platform test for service worker allowed by script-src self</title>
+<script src=/resources/testharness.js></script>
+<script src=/resources/testharnessreport.js></script>
+<script src="../support/testharness-helper.js"></script>
+<meta http-equiv="Content-Security-Policy" content="script-src 'self'; default-src 'none'; ">
+<script src="../support/service-worker-helper.js" id="foo" data-desc-fallback="Same-origin service worker allowed by script-src 'self'."></script>
\ No newline at end of file

new file mode 100644
--- /dev/null
+++ b/testing/web-platform/tests/content-security-policy/worker-src/service-worker-src-self-fallback.https.sub.html
@@ -0,0 +1,9 @@
+<!doctype html>
+<meta charset=utf-8>
+<title>Web platform test for service worker allowed by worker-src self</title>
+<script src=/resources/testharness.js></script>
+<script src=/resources/testharnessreport.js></script>
+<script src="../support/testharness-helper.js"></script>
+<!-- Ideally we would use "script-src 'none'" alone but we have to whitelist the actual script that spawns the workers, hence the nonce.-->
+<meta http-equiv="Content-Security-Policy" content="worker-src 'self'; child-src 'none'; script-src 'none' 'nonce-foo'; default-src 'none'; ">
+<script src="../support/service-worker-helper.js" nonce="foo" id="foo" data-desc-fallback="Same-origin service worker allowed by worker-src 'self'."></script>
\ No newline at end of file

new file mode 100644
--- /dev/null
+++ b/testing/web-platform/tests/content-security-policy/worker-src/shared-worker-src-child-fallback.sub.html
@@ -0,0 +1,9 @@
+<!doctype html>
+<meta charset=utf-8>
+<title>Web platform test for shared worker allowed by child-src self</title>
+<script src=/resources/testharness.js></script>
+<script src=/resources/testharnessreport.js></script>
+<script src="../support/testharness-helper.js"></script>
+<!-- Ideally we would use "script-src 'none'" alone but we have to whitelist the actual script that spawns the workers, hence the nonce.-->
+<meta http-equiv="Content-Security-Policy" content="child-src 'self'; script-src 'none' 'nonce-foo'; default-src 'none'; ">
+<script src="../support/shared-worker-helper.js" nonce="foo" id="foo" data-desc-fallback="Same-origin shared worker allowed by child-src 'self'."></script>
\ No newline at end of file

new file mode 100644
--- /dev/null
+++ b/testing/web-platform/tests/content-security-policy/worker-src/shared-worker-src-default-fallback.sub.html
@@ -0,0 +1,8 @@
+<!doctype html>
+<meta charset=utf-8>
+<title>Web platform test for shared worker allowed by default-src self</title>
+<script src=/resources/testharness.js></script>
+<script src=/resources/testharnessreport.js></script>
+<script src="../support/testharness-helper.js"></script>
+<meta http-equiv="Content-Security-Policy" content="default-src 'self'">
+<script src="../support/shared-worker-helper.js" id="foo" data-desc-fallback="Same-origin shared worker allowed by default-src 'self'."></script>
\ No newline at end of file

new file mode 100644
--- /dev/null
+++ b/testing/web-platform/tests/content-security-policy/worker-src/shared-worker-src-script-fallback.sub.html
@@ -0,0 +1,8 @@
+<!doctype html>
+<meta charset=utf-8>
+<title>Web platform test for shared worker allowed by script-src self</title>
+<script src=/resources/testharness.js></script>
+<script src=/resources/testharnessreport.js></script>
+<script src="../support/testharness-helper.js"></script>
+<meta http-equiv="Content-Security-Policy" content="script-src 'self'; default-src 'none'; ">
+<script src="../support/shared-worker-helper.js" id="foo" data-desc-fallback="Same-origin shared worker allowed by script-src 'self'."></script>
\ No newline at end of file

new file mode 100644
--- /dev/null
+++ b/testing/web-platform/tests/content-security-policy/worker-src/shared-worker-src-self-fallback.sub.html
@@ -0,0 +1,9 @@
+<!doctype html>
+<meta charset=utf-8>
+<title>Web platform test for shared worker allowed by worker-src self</title>
+<script src=/resources/testharness.js></script>
+<script src=/resources/testharnessreport.js></script>
+<script src="../support/testharness-helper.js"></script>
+<!-- Ideally we would use "script-src 'none'" alone but we have to whitelist the actual script that spawns the workers, hence the nonce.-->
+<meta http-equiv="Content-Security-Policy" content="worker-src 'self'; child-src 'none'; script-src 'none' 'nonce-foo'; default-src 'none'; ">
+<script src="../support/shared-worker-helper.js" nonce="foo" id="foo" data-desc-fallback="Same-origin shared worker allowed by worker-src 'self'."></script>
\ No newline at end of file

deleted file mode 100644
--- a/testing/web-platform/tests/content-security-policy/worker-src/worker-src-child-fallback.sub.html
+++ /dev/null
@@ -1,11 +0,0 @@
-<!doctype html>
-<meta charset=utf-8>
-<title>Web platform test for worker-src, child-src, script-src, default-src fallback</title>
-<script src=/resources/testharness.js></script>
-<script src=/resources/testharnessreport.js></script>
-<script src="../support/testharness-helper.js"></script>
-<meta http-equiv="Content-Security-Policy" content="child-src 'self';">
-<script>
-	var url = new URL("../support/ping.js", document.baseURI).toString();
- 	assert_worker_is_loaded(url, "Same-origin dedicated worker allowed by 'self'.");
-</script>
\ No newline at end of file

deleted file mode 100644
--- a/testing/web-platform/tests/content-security-policy/worker-src/worker-src-default-fallback.sub.html
+++ /dev/null
@@ -1,11 +0,0 @@
-<!doctype html>
-<meta charset=utf-8>
-<title>Web platform test for worker-src, child-src, script-src, default-src fallback</title>
-<script src=/resources/testharness.js></script>
-<script src=/resources/testharnessreport.js></script>
-<script src="../support/testharness-helper.js"></script>
-<meta http-equiv="Content-Security-Policy" content="script-src 'nonce-foo'; default-src 'self'">
-<script nonce='foo'>
-	var url = new URL("../support/ping.js", document.baseURI).toString();
- 	assert_worker_is_loaded(url, "Same-origin dedicated worker allowed by 'self'.");
-</script>
\ No newline at end of file

deleted file mode 100644
--- a/testing/web-platform/tests/content-security-policy/worker-src/worker-src-script-fallback.sub.html
+++ /dev/null
@@ -1,11 +0,0 @@
-<!doctype html>
-<meta charset=utf-8>
-<title>Web platform test for worker-src, child-src, script-src, default-src fallback</title>
-<script src=/resources/testharness.js></script>
-<script src=/resources/testharnessreport.js></script>
-<script src="../support/testharness-helper.js"></script>
-<meta http-equiv="Content-Security-Policy" content="script-src 'self' 'nonce-foo'">
-<script nonce='foo'>
-	var url = new URL("../support/ping.js", document.baseURI).toString();
- 	assert_worker_is_loaded(url, "Same-origin dedicated worker allowed by 'self'.");
-</script>
\ No newline at end of file

deleted file mode 100644
--- a/testing/web-platform/tests/content-security-policy/worker-src/worker-src-self-fallback.sub.html
+++ /dev/null
@@ -1,11 +0,0 @@
-<!doctype html>
-<meta charset=utf-8>
-<title>Web platform test for worker-src, child-src, script-src, default-src fallback</title>
-<script src=/resources/testharness.js></script>
-<script src=/resources/testharnessreport.js></script>
-<script src="../support/testharness-helper.js"></script>
-<meta http-equiv="Content-Security-Policy" content="worker-src 'self';">
-<script>
-	var url = new URL("../support/ping.js", document.baseURI).toString();
- 	assert_worker_is_loaded(url, "Same-origin dedicated worker allowed by 'self'.");
-</script>
\ No newline at end of file