Jonas Jenwald 07ac5c337f [GENERIC viewer] Remove some, now unnecessary, checks used with fileInput
According to the MDN compatibility data, see below, all of these features have been supported for years and years in all browsers. Looking closely at the data, the most likely reason for adding these checks in the first place was for IE 9 compatibility (since we originally "supported" that browser).

 - https://developer.mozilla.org/en-US/docs/Web/API/File#browser_compatibility
 - https://developer.mozilla.org/en-US/docs/Web/API/FileReader#browser_compatibility
 - https://developer.mozilla.org/en-US/docs/Web/API/FileList#browser_compatibility
 - https://developer.mozilla.org/en-US/docs/Web/API/Blob#browser_compatibility
2022-04-10 12:50:35 +02:00
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