Remove CSSCompositing

sky/engine/platform/graphics/CompositingReasons.cpp

Index: sky/engine/platform/graphics/CompositingReasons.cpp
diff --git a/sky/engine/platform/graphics/CompositingReasons.cpp b/sky/engine/platform/graphics/CompositingReasons.cpp
index 8f5321decd6c3f2af5f506e6a3d06c0d2620aadd..0faeab860a4bc536964d127af6945ad474e50583 100644
--- a/sky/engine/platform/graphics/CompositingReasons.cpp
+++ b/sky/engine/platform/graphics/CompositingReasons.cpp
@@ -91,9 +91,6 @@ const CompositingReasonStringMap kCompositingReasonStringMap[] = {
     { CompositingReasonFilterWithCompositedDescendants,
         "filterWithCompositedDescendants",
         "Has a filter effect that needs to be known by compositor because of composited descendants" },
-    { CompositingReasonBlendingWithCompositedDescendants,
-        "blendingWithCompositedDescendants",
-        "Has a blenidng effect that needs to be known by compositor because of composited descendants" },
     { CompositingReasonClipsCompositingDescendants,
         "clipsCompositingDescendants",
         "Has a clip that needs to be known by compositor because of composited descendants" },
@@ -103,9 +100,6 @@ const CompositingReasonStringMap kCompositingReasonStringMap[] = {
     { CompositingReasonPreserve3DWith3DDescendants,
         "preserve3DWith3DDescendants",
         "Has a preserves-3d property that needs to be known by compositor because of 3d descendants" },
-    { CompositingReasonIsolateCompositedDescendants,
-        "isolateCompositedDescendants",
-        "Should isolate descendants to apply a blend effect" },
     { CompositingReasonRoot,
         "root",
         "Is the root layer" },