--- /home/clopez/webkit/webkit/layout-test-results/fast/layers/layer-visibility-expected.txt
+++ /home/clopez/webkit/webkit/layout-test-results/fast/layers/layer-visibility-actual.txt
@@ -63,6 +63,8 @@
       text run at (0,0) width 107: "4 green box with"
       text run at (0,17) width 57: "word ok:"
     RenderText {#text} at (0,0) size 0x0
+layer at (412,44) size 130x34
+  RenderBlock (positioned) {DIV} at (0,34) size 130x34 [border: (2px solid #FF0000)]
 layer at (414,46) size 126x30
   RenderBlock (positioned) {DIV} at (2,2) size 126x30 [border: (2px solid #008000)]
     RenderText {#text} at (2,2) size 16x17
@@ -85,6 +87,8 @@
       text run at (0,0) width 107: "6 green box with"
       text run at (0,17) width 57: "word ok:"
     RenderText {#text} at (0,0) size 0x0
+layer at (10,148) size 130x34
+  RenderBlock (positioned) {DIV} at (0,34) size 130x34 [border: (2px solid #FF0000)]
 layer at (12,150) size 126x30
   RenderBlock (positioned) {DIV} at (2,2) size 126x30 [border: (2px solid #FF0000)]
     RenderBlock {DIV} at (2,2) size 122x21 [border: (2px solid #008000)]
@@ -96,6 +100,10 @@
       text run at (0,0) width 107: "7 green box with"
       text run at (0,17) width 57: "word ok:"
     RenderText {#text} at (0,0) size 0x0
+layer at (144,148) size 130x34
+  RenderBlock (positioned) {DIV} at (0,34) size 130x34 [border: (2px solid #FF0000)]
+layer at (146,150) size 126x30
+  RenderBlock (positioned) {DIV} at (2,2) size 126x30 [border: (2px solid #FF0000)]
 layer at (148,152) size 122x26
   RenderBlock (positioned) {DIV} at (2,2) size 122x26 [border: (2px solid #008000)]
     RenderText {#text} at (2,2) size 16x17
@@ -108,6 +116,8 @@
     RenderText {#text} at (0,0) size 0x0
 layer at (278,148) size 130x34
   RenderBlock (positioned) {DIV} at (0,34) size 130x34 [border: (2px solid #008000)]
+layer at (280,150) size 126x30
+  RenderBlock (positioned) {DIV} at (2,2) size 126x30 [border: (2px solid #FF0000)]
 layer at (282,152) size 122x26
   RenderBlock (positioned) {DIV} at (2,2) size 122x26 [border: (2px solid #008000)]
     RenderText {#text} at (2,2) size 16x17
@@ -118,6 +128,10 @@
       text run at (0,0) width 107: "9 green box with"
       text run at (0,17) width 57: "word ok:"
     RenderText {#text} at (0,0) size 0x0
+layer at (412,148) size 130x34
+  RenderBlock (positioned) {DIV} at (0,34) size 130x34 [border: (2px solid #FF0000)]
+layer at (414,150) size 126x30
+  RenderBlock (positioned) {DIV} at (2,2) size 126x30 [border: (2px solid #FF0000)]
 layer at (416,152) size 122x26
   RenderBlock (positioned) {DIV} at (2,2) size 122x26 [border: (2px solid #008000)]
     RenderText {#text} at (2,2) size 16x17
@@ -127,8 +141,14 @@
     RenderText {#text} at (0,0) size 87x17
       text run at (0,0) width 87: "10 green box:"
     RenderText {#text} at (0,0) size 0x0
+layer at (546,131) size 130x34
+  RenderBlock (positioned) {DIV} at (0,17) size 130x34 [border: (2px solid #FF0000)]
 layer at (548,133) size 126x30
   RenderBlock (positioned) {DIV} at (2,2) size 126x30 [border: (2px solid #008000)]
+layer at (550,135) size 122x26
+  RenderBlock (positioned) {DIV} at (2,2) size 122x26 [border: (2px solid #FF0000)]
+    RenderText {#text} at (2,2) size 35x17
+      text run at (2,2) width 35: "failed"
 layer at (10,218) size 130x34
   RenderBlock (relative positioned) {DIV} at (2,2) size 130x34
     RenderText {#text} at (0,0) size 115x34
@@ -182,6 +202,8 @@
       text run at (0,17) width 57: "word ok:"
     RenderText {#text} at (0,0) size 0x0
 layer at (546,252) size 130x30
+  RenderBlock (positioned) {DIV} at (0,34) size 130x30
+layer at (546,252) size 130x30
   RenderBlock (positioned) {DIV} at (0,0) size 130x30 [border: (2px solid #008000)]
     RenderText {#text} at (2,2) size 16x17
       text run at (2,2) width 16: "ok"
@@ -282,6 +304,8 @@
       text run at (0,0) width 115: "22 green box with"
       text run at (0,17) width 57: "word ok:"
     RenderText {#text} at (0,0) size 0x0
+layer at (144,460) size 130x34
+  RenderBlock (positioned) {DIV} at (0,34) size 130x34 [border: (2px solid #FF0000)]
 layer at (146,462) size 126x30
   RenderBlock (positioned) {DIV} at (2,2) size 126x30 [border: (2px solid #008000)]
     RenderText {#text} at (2,2) size 16x17
@@ -294,6 +318,8 @@
     RenderText {#text} at (0,0) size 0x0
 layer at (278,460) size 130x34
   RenderBlock (positioned) zI: 1 {DIV} at (0,34) size 130x34 [border: (2px solid #FF0000)]
+layer at (280,462) size 126x30
+  RenderBlock (positioned) {DIV} at (2,2) size 126x30 [border: (2px solid #FF0000)]
 layer at (282,464) size 122x26
   RenderBlock (positioned) {DIV} at (2,2) size 122x26 [border: (2px solid #008000)]
     RenderText {#text} at (2,2) size 16x17