This reverts commit 0a87f4ad, now that
fced3169 "comphelper::SequenceAsHashMap: throw
IllegalArgumentException" made the underlying problem go away.

Conflicts:
	framework/source/inc/loadenv/loadenv.hxx
	framework/source/loadenv/loadenv.cxx

Change-Id: Id2f468bf0f24f5a8a7a0e6eb113ccfedd35b03cc