[gtk+] css: Fix up position with region tree matching

[Alexander Larsson <alexl src gnome org>]

commit 0ede06d229f5d8b0ebdbd5b36a731736bea9dd5d
Author: Alexander Larsson <alexl redhat com>
Date:   Thu Nov 29 14:25:53 2012 +0100

    css: Fix up position with region tree matching
    
    This was using the wrong result in case of a match (results from
    the position, not the region. Also, the descendant checks were
    wrong.

 gtk/gtkcssselector.c |    5 ++---
 1 files changed, 2 insertions(+), 3 deletions(-)
---
diff --git a/gtk/gtkcssselector.c b/gtk/gtkcssselector.c
index 6d767b2..0beb87f 100644
--- a/gtk/gtkcssselector.c
+++ b/gtk/gtkcssselector.c
@@ -993,14 +993,13 @@ gtk_css_selector_pseudoclass_position_tree_match_for_region (const GtkCssSelecto
   if (!_gtk_css_matcher_has_region (matcher, prev->selector.data, selector_flags))
     return;
 
-  gtk_css_selector_tree_found_match (tree, res);
+  gtk_css_selector_tree_found_match (prev, res);
 
   for (prev2 = prev->previous; prev2 != NULL; prev2 = prev2->siblings)
     {
       if (prev2->selector.class == &GTK_CSS_SELECTOR_DESCENDANT)
 	gtk_css_selector_tree_match (prev2->previous, matcher, res);
-      else
-	gtk_css_selector_tree_match (prev2, matcher, res);
+      gtk_css_selector_tree_match (prev2, matcher, res);
     }
 }