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// Common code for the iframes used by bug704320_preload.
var loadCount = 0;
// Called by the various onload handlers to indicate that a resource has
// been fully loaded. We require three loads to complete (img, script,
// link) for this test.
function incrementLoad(tag) {
loadCount++;
if (loadCount == 3) {
window.parent.postMessage("childLoadComplete", window.location.origin);
} else if (loadCount > 3) {
document.write("<h1>Too Many Load Events!</h1>");
window.parent.postMessage("childOverload", window.location.origin);
}
}
// This is same as incrementLoad, but the caller passes in the loadCount.
function incrementLoad2(tag, expectedLoadCount) {
loadCount++;
if (loadCount == expectedLoadCount) {
window.parent.postMessage("childLoadComplete", window.location.origin);
} else if (loadCount > expectedLoadCount) {
document.write("<h1>Too Many Load Events!</h1>");
window.parent.postMessage("childOverload", window.location.origin);
}
}
// in case something fails to load, cause the test to fail.
function postfail(msg) {
window.parent.postMessage("fail-" + msg, window.location.origin);
}