missing libkonq_export build broken

[Harald Sitter]

as of b29f85d plasma-desktop builds in minimal build environments
appear to be broken...

In file included from ../../../containments/folder/plugin/foldermodel.cpp:43:0:
../../../containments/folder/plugin/internallibkonq/konq_popupmenu.h:35:28:
fatal error: libkonq_export.h: No such file or directory
 #include <libkonq_export.h>

full log:
https://launchpadlibrarian.net/188969385/buildlog_ubuntu-utopic-amd64.plasma-desktop_4%3A5.1.0.1%2Bgit20141103.0649-0ubuntu0_FAILEDTOBUILD.txt.gz

HS