(cherry picked from commit 3d5d6017)
Conflicts:
	offapi/com/sun/star/ucb/Content.idl
	offapi/com/sun/star/ucb/makefile.mk
	ucb/source/ucp/webdav/DAVProperties.cxx
	ucb/source/ucp/webdav/webdavcontent.cxx
plus headerize.pl

Change-Id: I59b270ef5a72271671ae0857d11f557eec829387