Jonas Jenwald bfdb39a1e6 Stop re-fetching the metadata unconditionally in PDFViewerApplication._initializeJavaScript
We can easily avoid unnecessary API-calls here, since most of the time the `metadata` will already be available here. In the *rare* case that it's not available, we can simply wait for the existing `getMetadata`-call to resolve.
2020-12-06 12:42:56 +01:00
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