Verify that iframe's main resource is reported only once.
Reported resources:
http://127.0.0.1:8000/devtools/resource-tree/resources/dummy-iframe.html
http://127.0.0.1:8000/devtools/resources/inspected-page.html
Verify that iframe's main resource is reported only once.
Reported resources:
http://127.0.0.1:8000/devtools/resource-tree/resources/dummy-iframe.html
http://127.0.0.1:8000/devtools/resources/inspected-page.html