tests/check/generic/clock-selection.c: set to NULL before unreffing, fixes a valgrind leak.
Original commit message from CVS: * tests/check/generic/clock-selection.c: (GST_START_TEST): set to NULL before unreffing, fixes a valgrind leak. Why was this not triggering the error that an object needs to be NULL before unreffing ? * win32/common/config.h: update
common @ 5685efc3