drawing areas with negative coordinates

Just something I noticed. There aren't an overwhelming number of them,
so it seems like...not too big of a deal. I have the impression that it
generally means that something is being drawn while an allocation 
somewhere is still (-1, -1, 1, 1).


diff -r 35fb41bd0cdb dw/fltkviewbase.cc
--- a/dw/fltkviewbase.cc        Wed Jan 09 16:40:25 2013 +0000
+++ b/dw/fltkviewbase.cc        Wed Jan 09 17:17:36 2013 +0000
@@ -431,8 +431,14 @@
 
 void FltkViewBase::queueDraw (core::Rectangle *area)
 {
-   drawRegion.addRectangle (area);
-   damage (FL_DAMAGE_USER1);
+   static int counter = 0;
+   if (area->y < 0) {
+      MSG("%d let's not draw (%d,%d) w %d h %d\n", counter++, area->x, area->y,
+          area->width, area->height);
+   } else {
+      drawRegion.addRectangle (area);
+      damage (FL_DAMAGE_USER1);
+   }
 }
 
 void FltkViewBase::queueDrawTotal ()