Otherwise the grand total would be just a duplicate of the data field
area.

...as the included kde headers produce lots of warnings.

Paths that already "failed" at the root node were not reported as CONTAINS_NOT,
so that they were erroneously migrated, but with broken content (values of set
member properties were nil).

This reverts commit 0e26bd20. Sadly
without a test document for the original issue there is no better fix
for this one.
Acked-by: Luboš Luňák <l.lunak@suse.cz>
Acked-by: Cédric Bosdonnat <cedric.bosdonnat.ooo@free.fr>

Not sure if this rather radical shrinking of sw::log::Tracer is good, though (or
if the class already has become obsolete anyway)?

Not sure if this rather radical shrinking of XclTracer is good, though (or
if the class already has become obsolete anyway)?