Fix unittests

LayoutTests/platform/mac/virtual/softwarecompositing/geometry/preserve-3d-switching-expected.txt

Index: LayoutTests/platform/mac/virtual/softwarecompositing/geometry/preserve-3d-switching-expected.txt
diff --git a/LayoutTests/platform/mac/virtual/softwarecompositing/geometry/preserve-3d-switching-expected.txt b/LayoutTests/platform/mac/virtual/softwarecompositing/geometry/preserve-3d-switching-expected.txt
deleted file mode 100644
index 60733abfd6f06731f349e65e6da18122d3fa45cb..0000000000000000000000000000000000000000
--- a/LayoutTests/platform/mac/virtual/softwarecompositing/geometry/preserve-3d-switching-expected.txt
+++ /dev/null
@@ -1,44 +0,0 @@
-The green box appear angled out from the yellow box and embedded in it.
-
--webkit-transform: translateZ(-100px) rotateY(45deg);
-(GraphicsLayer
-  (bounds 800.00 600.00)
-  (children 1
-    (GraphicsLayer
-      (bounds 800.00 600.00)
-      (contentsOpaque 1)
-      (drawsContent 1)
-      (children 1
-        (GraphicsLayer
-          (position 108.00 73.00)
-          (bounds 304.00 304.00)
-          (childrenTransform [1.00 0.00 0.00 0.00] [0.00 1.00 0.00 0.00] [0.00 0.00 1.00 -0.00] [0.00 0.00 0.00 1.00])
-          (children 1
-            (GraphicsLayer
-              (position 12.00 12.00)
-              (bounds 280.00 280.00)
-              (opacity 0.80)
-              (contentsOpaque 1)
-              (preserves3D 1)
-              (drawsContent 1)
-              (backgroundColor #FFFF00)
-              (transform [0.77 -0.56 -0.32 0.00] [0.00 0.50 -0.87 0.00] [0.64 0.66 0.38 0.00] [0.00 0.00 0.00 1.00])
-              (children 1
-                (GraphicsLayer
-                  (position 40.00 40.00)
-                  (bounds 200.00 200.00)
-                  (opacity 0.70)
-                  (contentsOpaque 1)
-                  (drawsContent 1)
-                  (backgroundColor #008000)
-                  (transform [0.77 0.00 0.64 0.00] [0.00 1.00 0.00 0.00] [-0.64 0.00 0.77 0.00] [0.00 0.00 50.00 1.00])
-                )
-              )
-            )
-          )
-        )
-      )
-    )
-  )
-)
-