chromium/third_party/blink/web_tests/http/tests/security/mixedContent/data-url-script-in-iframe.html

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<p>This test loads a secure iframe that loads a data URL script.  We should
*not* trigger a mixed content callback because the data URL cannot be corrupted
by an active network attacker.</p>
<iframe src="https://127.0.0.1:8443/security/mixedContent/resources/frame-with-data-url-script.html";
></iframe>
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