sw: fix indentation in rtf{export,import} test

Change-Id: Ie777de47dc70da136b145028a08ea17a0de7a87d
unused XGradient::VclGradient

Change-Id: Ia0c416ce7c1323f9c0c20b969bd57e9a2174a3dc
coverity#704866 Unchecked dynamic_cast

Change-Id: Ib1108a6641635bbbb0d88968754d7bb19a8c9e73