Fixed memory leak

git-svn-id: http://devserv/svn/fluxdvd/components/wxPDFView/trunk@8187 ee4118f4-65c3-8c42-83c6-dbb17464b6b1
Removed unneeded UTF8 conversion

git-svn-id: http://devserv/svn/fluxdvd/components/wxPDFView/trunk@8188 ee4118f4-65c3-8c42-83c6-dbb17464b6b1