Don't un-invalidate area that will be immediately invalidated again.
authorAlexander Larsson <alexl@redhat.com>
Thu, 13 Aug 2009 11:04:28 +0000 (13:04 +0200)
committerAlexander Larsson <alexl@redhat.com>
Thu, 13 Aug 2009 12:46:01 +0000 (14:46 +0200)
commitf0190474025ae9fce5ed3bd5b7ffe02529f711ef
treeb4362559a917329804e7f095334263af820ea0d1
parentff558e2ec603754f871f2bcdfcb53882f187aaa3
Don't un-invalidate area that will be immediately invalidated again.

When moving an area we move any invalid region in this area to the
new place, but there really is no need to remove the old invalid
area as it would just be invalidated again (being newly exposed).
gdk/gdkwindow.c