Bug 1636876 [wpt PR 23500] - registerProtocolHandler(): handler's URL cannot be a blob URL, a=testonly

Automatic update from web-platform-tests
registerProtocolHandler(): handler's URL cannot be a blob URL

For https://github.com/whatwg/html/pull/5530.
--

wpt-commits: 409d25002dbeb39de00ba8d023bb6ac85b7dbfe8
wpt-pr: 23500

testing/web-platform/tests/html/webappapis/system-state-and-capabilities/the-navigator-object/protocol.https.html

@@ -59,7 +59,7 @@ test(() => {
 
   test(() => {
     assert_throws_dom('SYNTAX_ERR', () => { navigator.unregisterProtocolHandler('mailto', url); });
-    assert_throws_dom('SECURITY_ERR', () => { navigator.registerProtocolHandler('x', url, 'foo'); });
+    assert_throws_dom('SECURITY_ERR', () => { navigator.unregisterProtocolHandler('x', url, 'foo'); });
   }, `unregisterProtocolHandler: Invalid URL "${url}" should throw (but after scheme)`);
 });
 
@@ -74,14 +74,16 @@ test(() => {
   `ftp://${location.host}/%s`,
   `chrome://${location.host}/%s`,
   `foo://${location.host}/%s`,
+  URL.createObjectURL(new Blob()) + "#%s",
 ].forEach(url => {
+  const title = url.startsWith("blob:") ? "blob: URL" : url;
   test(() => {
     assert_throws_dom('SECURITY_ERR', () => { navigator.registerProtocolHandler('mailto', url, 'foo'); });
-  }, 'registerProtocolHandler: Invalid URL "' + url + '" should throw SECURITY_ERR.');
+  }, `registerProtocolHandler: Invalid URL "${title}" should throw SECURITY_ERR.`);
 
   test(() => {
     assert_throws_dom('SECURITY_ERR', () => { navigator.unregisterProtocolHandler('mailto', url); });
-  }, 'unregisterProtocolHandler: Invalid URL "' + url + '" should throw SECURITY_ERR.');
+  }, `unregisterProtocolHandler: Invalid URL "${title}" should throw SECURITY_ERR.`);
 });
 
 /* Protocol argument */