Only polyfill Promise if it doesn't exist at all
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@@ -1,2 +1,5 @@
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// Promise global, Used ( at least ) by 'whatwg-fetch'. And required by IE 11
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// Promise global, Used ( at least ) by 'whatwg-fetch'. And required by IE 11
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require("core-js/fn/promise")
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if(!window.Promise) {
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require("core-js/fn/promise")
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}
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