Introduce NGFloatingObject

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

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "core/layout/ng/ng_physical_fragment.h"
 
 #include "core/layout/ng/ng_break_token.h"
 #include "core/layout/ng/ng_physical_box_fragment.h"
 #include "core/layout/ng/ng_physical_text_fragment.h"
 
 namespace blink {
 
 NGPhysicalFragment::NGPhysicalFragment(
     NGPhysicalSize size,
     NGPhysicalSize overflow,
     NGFragmentType type,
     HeapLinkedHashSet<WeakMember<NGBlockNode>>& out_of_flow_descendants,
     Vector<NGStaticPosition> out_of_flow_positions,
+    HeapVector<Member<NGFloatingObject>>& unpositioned_floats,
+    HeapVector<Member<NGFloatingObject>>& positioned_floats,
     NGBreakToken* break_token)
     : size_(size),
       overflow_(overflow),
       break_token_(break_token),
       type_(type),
-      has_been_placed_(false) {
+      is_placed_(false) {
   out_of_flow_descendants_.swap(out_of_flow_descendants);
   out_of_flow_positions_.swap(out_of_flow_positions);
+  unpositioned_floats_.swap(unpositioned_floats);
+  positioned_floats_.swap(positioned_floats);
 }
 
 DEFINE_TRACE(NGPhysicalFragment) {
   if (Type() == kFragmentText)
     static_cast<NGPhysicalTextFragment*>(this)->traceAfterDispatch(visitor);
   else
     static_cast<NGPhysicalBoxFragment*>(this)->traceAfterDispatch(visitor);
 }
 
 void NGPhysicalFragment::finalizeGarbageCollectedObject() {
   if (Type() == kFragmentText)
     static_cast<NGPhysicalTextFragment*>(this)->~NGPhysicalTextFragment();
   else
     static_cast<NGPhysicalBoxFragment*>(this)->~NGPhysicalBoxFragment();
 }
 
 DEFINE_TRACE_AFTER_DISPATCH(NGPhysicalFragment) {
   visitor->trace(out_of_flow_descendants_);
   visitor->trace(break_token_);
+  visitor->trace(unpositioned_floats_);
+  visitor->trace(positioned_floats_);
 }
 
 }  // namespace blink