Fix unittests

LayoutTests/platform/mac/virtual/softwarecompositing/layer-creation/no-compositing-for-preserve-3d-expected.txt

Index: LayoutTests/platform/mac/virtual/softwarecompositing/layer-creation/no-compositing-for-preserve-3d-expected.txt
diff --git a/LayoutTests/platform/mac/virtual/softwarecompositing/layer-creation/no-compositing-for-preserve-3d-expected.txt b/LayoutTests/platform/mac/virtual/softwarecompositing/layer-creation/no-compositing-for-preserve-3d-expected.txt
deleted file mode 100644
index 392b531be08f1a098c13a93d3f78e879bb720a37..0000000000000000000000000000000000000000
--- a/LayoutTests/platform/mac/virtual/softwarecompositing/layer-creation/no-compositing-for-preserve-3d-expected.txt
+++ /dev/null
@@ -1,32 +0,0 @@
-This layer should not be composited.
-This layer should not be composited.
-This layer should be composited.
-(GraphicsLayer
-  (bounds 785.00 611.00)
-  (children 1
-    (GraphicsLayer
-      (bounds 785.00 611.00)
-      (contentsOpaque 1)
-      (drawsContent 1)
-      (children 1
-        (GraphicsLayer
-          (position 18.00 390.00)
-          (bounds 342.00 180.00)
-          (preserves3D 1)
-          (drawsContent 1)
-          (children 1
-            (GraphicsLayer
-              (position 31.00 49.00)
-              (bounds 100.00 100.00)
-              (contentsOpaque 1)
-              (drawsContent 1)
-              (backgroundColor #C0C0C0)
-              (transform [0.98 0.00 -0.17 0.00] [0.00 1.00 0.00 0.00] [0.17 0.00 0.98 0.00] [0.00 0.00 0.00 1.00])
-            )
-          )
-        )
-      )
-    )
-  )
-)
-