Rebaseline reliably failing tests.

LayoutTests/platform/win/virtual/softwarecompositing/iframes/scrolling-iframe-expected.txt

Index: LayoutTests/platform/win/virtual/softwarecompositing/iframes/scrolling-iframe-expected.txt
diff --git a/LayoutTests/compositing/iframes/scrolling-iframe-expected.txt b/LayoutTests/platform/win/virtual/softwarecompositing/iframes/scrolling-iframe-expected.txt
similarity index 91%
rename from LayoutTests/compositing/iframes/scrolling-iframe-expected.txt
rename to LayoutTests/platform/win/virtual/softwarecompositing/iframes/scrolling-iframe-expected.txt
index 924d510a2a6f10026cb7dc2f795e12f82435f003..98f8a7c39b759b1a6a4355bb2c9f1b7db175e879 100644
--- a/LayoutTests/compositing/iframes/scrolling-iframe-expected.txt
+++ b/LayoutTests/platform/win/virtual/softwarecompositing/iframes/scrolling-iframe-expected.txt
@@ -5,6 +5,7 @@
     (GraphicsLayer
       (bounds 800.00 600.00)
       (contentsOpaque 1)
+      (drawsContent 1)
       (children 2
         (GraphicsLayer
           (position 8.00 8.00)
@@ -31,6 +32,8 @@
                                   (position 108.00 100.00)
                                   (bounds 200.00 200.00)
                                   (contentsOpaque 1)
+                                  (drawsContent 1)
+                                  (backgroundColor #0000FF)
                                 )
                               )
                             )
@@ -62,6 +65,8 @@
         (GraphicsLayer
           (position 5.00 5.00)
           (bounds 50.00 50.00)
+          (drawsContent 1)
+          (backgroundColor #00000033)
         )
       )
     )