Tests frameStartedNavigating on frameset

Prepare
frameStartedNavigating {
    method : Page.frameStartedNavigating
    params : {
        frameId : <string>
        loaderId : <string 0>
        navigationType : differentDocument
        url : http://127.0.0.1:8000/inspector-protocol/page/resources/frameset.html
    }
    sessionId : <string>
}
frameStartedNavigating {
    method : Page.frameStartedNavigating
    params : {
        frameId : <string>
        loaderId : <string 1>
        navigationType : differentDocument
        url : http://devtools.test:8000/inspector-protocol/resources/basic.html?spif
    }
    sessionId : <string>
}
frameStartedNavigating {
    method : Page.frameStartedNavigating
    params : {
        frameId : <string>
        loaderId : <string 2>
        navigationType : differentDocument
        url : http://oopif.test:8000/inspector-protocol/resources/basic.html?oopif
    }
    sessionId : <string>
}

Fragment navigation
frameStartedNavigating {
    method : Page.frameStartedNavigating
    params : {
        frameId : <string>
        loaderId : <string 3>
        navigationType : sameDocument
        url : http://127.0.0.1:8000/inspector-protocol/page/resources/frameset.html#some_fragment
    }
    sessionId : <string>
}
frameStartedNavigating {
    method : Page.frameStartedNavigating
    params : {
        frameId : <string>
        loaderId : <string 3>
        navigationType : differentDocument
        url : http://127.0.0.1:8000/inspector-protocol/page/resources/frameset.html#some_fragment
    }
    sessionId : <string>
}
frameStartedNavigating {
    method : Page.frameStartedNavigating
    params : {
        frameId : <string>
        loaderId : <string 4>
        navigationType : differentDocument
        url : http://devtools.test:8000/inspector-protocol/resources/basic.html?spif
    }
    sessionId : <string>
}
frameStartedNavigating {
    method : Page.frameStartedNavigating
    params : {
        frameId : <string>
        loaderId : <string 5>
        navigationType : differentDocument
        url : http://oopif.test:8000/inspector-protocol/resources/basic.html?oopif
    }
    sessionId : <string>
}

Cross-document navigation
frameStartedNavigating {
    method : Page.frameStartedNavigating
    params : {
        frameId : <string>
        loaderId : <string 6>
        navigationType : differentDocument
        url : http://127.0.0.1:8000/inspector-protocol/page/resources/frameset.html?load_again
    }
    sessionId : <string>
}
frameStartedNavigating {
    method : Page.frameStartedNavigating
    params : {
        frameId : <string>
        loaderId : <string 7>
        navigationType : differentDocument
        url : http://devtools.test:8000/inspector-protocol/resources/basic.html?spif
    }
    sessionId : <string>
}
frameStartedNavigating {
    method : Page.frameStartedNavigating
    params : {
        frameId : <string>
        loaderId : <string 8>
        navigationType : differentDocument
        url : http://oopif.test:8000/inspector-protocol/resources/basic.html?oopif
    }
    sessionId : <string>
}

Reload
frameStartedNavigating {
    method : Page.frameStartedNavigating
    params : {
        frameId : <string>
        loaderId : <string 9>
        navigationType : reload
        url : http://127.0.0.1:8000/inspector-protocol/page/resources/frameset.html?load_again
    }
    sessionId : <string>
}
frameStartedNavigating {
    method : Page.frameStartedNavigating
    params : {
        frameId : <string>
        loaderId : <string 10>
        navigationType : differentDocument
        url : http://devtools.test:8000/inspector-protocol/resources/basic.html?spif
    }
    sessionId : <string>
}
frameStartedNavigating {
    method : Page.frameStartedNavigating
    params : {
        frameId : <string>
        loaderId : <string 11>
        navigationType : differentDocument
        url : http://oopif.test:8000/inspector-protocol/resources/basic.html?oopif
    }
    sessionId : <string>
}