Bug 1615285 [wpt PR 21781] - Secure contexts: add data: URLs, a=testonly

Automatic update from web-platform-tests
Secure contexts: add data: URLs

See w3c/webappsec-secure-contexts#69. Complements web-platform-tests/wpt#21146.
--

wpt-commits: cc7860faa93b6c404a5767b7635843d274eb7d0a
wpt-pr: 21781

UltraBlame original commit: 9168eaebb7a09addc3a9c1700a2b2312bae790c5

testing/web-platform/tests/secure-contexts/basic-popup-and-iframe-tests.https.js

@@ -318,6 +318,44 @@ blank
 eSecureIfCreatorSecure
 eResultFromExaminationSync
 )
+new
+LoadType
+(
+"
+a
+data
+:
+URL
+"
+eLoadInUnsandboxedIframe
+|
+eLoadInSandboxedIframe
+"
+data
+:
+text
+/
+html
+<
+script
+>
+parent
+.
+postMessage
+(
+isSecureContext
+'
+*
+'
+)
+<
+/
+script
+>
+"
+eSecureIfCreatorSecure
+eResultFromPostMessage
+)
 ]
 ;
 const