Cull pushCull and popCull from Skia.

src/core/SkRecorder.cpp

Index: src/core/SkRecorder.cpp
diff --git a/src/core/SkRecorder.cpp b/src/core/SkRecorder.cpp
index e29d43d7d87a486f76eb0a0424eca6cc7f2cfd0f..71a1167543bf48dfefc8cc6c5f0821547a548254 100644
--- a/src/core/SkRecorder.cpp
+++ b/src/core/SkRecorder.cpp
@@ -295,14 +295,6 @@ void SkRecorder::didRestore() {
     APPEND(Restore, this->devBounds(), this->getTotalMatrix());
 }
 
-void SkRecorder::onPushCull(const SkRect& rect) {
-    APPEND(PushCull, rect);
-}
-
-void SkRecorder::onPopCull() {
-    APPEND(PopCull);
-}
-
 void SkRecorder::didConcat(const SkMatrix& matrix) {
     this->didSetMatrix(this->getTotalMatrix());
 }