[LayoutNG] Move NGFloatingObject off Oilpan

third_party/WebKit/Source/core/layout/ng/ng_layout_result.cc

Index: third_party/WebKit/Source/core/layout/ng/ng_layout_result.cc
diff --git a/third_party/WebKit/Source/core/layout/ng/ng_layout_result.cc b/third_party/WebKit/Source/core/layout/ng/ng_layout_result.cc
index 5a45423073d2cea43dcc7f91bc97168ccd8c06b6..c70b9700b32fef4000d0b89f7a6e71c7aac7d901 100644
--- a/third_party/WebKit/Source/core/layout/ng/ng_layout_result.cc
+++ b/third_party/WebKit/Source/core/layout/ng/ng_layout_result.cc
@@ -4,8 +4,6 @@
 
 #include "core/layout/ng/ng_layout_result.h"
 
-#include "core/layout/ng/ng_floating_object.h"
-
 namespace blink {
 
 NGLayoutResult::NGLayoutResult(
@@ -13,10 +11,12 @@ NGLayoutResult::NGLayoutResult(
     PersistentHeapLinkedHashSet<WeakMember<NGBlockNode>>&
         out_of_flow_descendants,
     Vector<NGStaticPosition> out_of_flow_positions,
-    Vector<Persistent<NGFloatingObject>>& unpositioned_floats)
+    Vector<RefPtr<NGFloatingObject>>& unpositioned_floats)
     : physical_fragment_(physical_fragment),
+      layout_object_(nullptr),
       out_of_flow_descendants_(out_of_flow_descendants),
-      out_of_flow_positions_(out_of_flow_positions),
-      unpositioned_floats_(unpositioned_floats) {}
+      out_of_flow_positions_(out_of_flow_positions) {
+  unpositioned_floats_.swap(unpositioned_floats);
+}
 
 }  // namespace blink