This fixes the problem that first frame would report bogus usage values.
Problem was caused because get_frame_usage returned data from previous buffer
swap.
Signed-off-by: Pauli Nieminen <suokkos@gmail.com>
Fix xdemos which default to using display :0.0 to default to $DISPLAY,
this is kind of irritating when testing on a display other than :0.0
Signed-off-by: Jon TURNEY <jon.turney@dronecode.org.uk>
Brian Paul
Pauli Nieminen
Jon TURNEY
Brian Paul
Xiang, Haihao
Brian