Improved blocking of media documents unaffected by webRequest.
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@ -1,6 +1,24 @@
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if (ns.embeddingDocument) {
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let suspended;
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let suspender = new MutationObserver(records => {
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suspended = document.body.firstElementChild;
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if (suspended && !suspended._src) {
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suspended._src = suspended.currentSrc || document.URL;
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debug("Suspending ", suspended._src, suspended);
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suspended.autoplay = false;
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suspended.src = "data:";
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suspender.disconnect();
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}
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});
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suspender.observe(document, {childList: true, subtree: true});
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let replace = () => {
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if (suspended) {
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suspended.src = suspended._src;
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suspended.autoplay = true;
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} else {
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suspender.disconnect();
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}
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for (let policyType of ["object", "media"]) {
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let request = {
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id: `noscript-${policyType}-doc`,
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