parent
6c2e28a08f
commit
d97314d315
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@ -158,7 +158,7 @@ function isXMLDocument(): boolean {
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window.addEventListener("message", (event) => {
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// We only accept messages from ourselves.
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if (event.source !== window) {
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if (event.source !== window || !event.data) {
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return;
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}
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@ -51,7 +51,7 @@ function openInNewTab(swf: URL): void {
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if (ID) {
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window.addEventListener("message", (event) => {
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// We only accept messages from ourselves.
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if (event.source !== window) {
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if (event.source !== window || !event.data) {
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return;
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}
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