[FIX][BUG] Double initialize still in FileContentsBrowser ( conflict )

[denker at iam.unibe.ch]

Checking FileContentsBrowserDoubleInitFix-nk.cs (#5923) for method
conflicts with changesets after 5923PSPointSizeFix-nk ...
...checking FileContentsBrowser class>>browseFiles:
...checking FileContentsBrowser class>>browseStream:named:
CONFLICT found for FileContentsBrowser>>browseStream:named: with newer
changesets 6008-1012FileOutEncoding 6021-3019changeListEncodingAgain
6065-60002UTF8Preamble
1 conflict found.