[layoutng] Split NGLayoutResult out of NGPhysicalFragment

third_party/WebKit/Source/core/layout/ng/ng_fragment_builder.h

 // 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.
 
 #ifndef NGFragmentBuilder_h
 #define NGFragmentBuilder_h
 
 #include "core/layout/ng/ng_break_token.h"
 #include "core/layout/ng/ng_constraint_space.h"
 #include "core/layout/ng/ng_floating_object.h"
 #include "core/layout/ng/ng_physical_fragment.h"
 #include "core/layout/ng/ng_units.h"
 
 namespace blink {
 
-class NGPhysicalBoxFragment;
+class NGLayoutResult;
 class NGPhysicalTextFragment;
 
 class CORE_EXPORT NGFragmentBuilder final {
  public:
   NGFragmentBuilder(NGPhysicalFragment::NGFragmentType, NGLayoutInputNode*);
 
   using WeakBoxList = PersistentHeapLinkedHashSet<WeakMember<NGBlockNode>>;
 
   NGFragmentBuilder& SetWritingMode(NGWritingMode);
   NGFragmentBuilder& SetDirection(TextDirection);
 
   NGFragmentBuilder& SetInlineSize(LayoutUnit);
   NGFragmentBuilder& SetBlockSize(LayoutUnit);
   NGLogicalSize Size() const { return size_; }
 
   NGFragmentBuilder& SetInlineOverflow(LayoutUnit);
   NGFragmentBuilder& SetBlockOverflow(LayoutUnit);
 
+  NGFragmentBuilder& AddChild(RefPtr<NGLayoutResult>, const NGLogicalOffset&);
   NGFragmentBuilder& AddChild(RefPtr<NGPhysicalFragment>,
                               const NGLogicalOffset&);
   NGFragmentBuilder& AddFloatingObject(NGFloatingObject*,
                                        const NGLogicalOffset&);
 
   NGFragmentBuilder& SetBfcOffset(const NGLogicalOffset& offset);
 
   NGFragmentBuilder& AddUnpositionedFloat(NGFloatingObject* floating_object);
 
   // Builder has non-trivial out-of-flow descendant methods.
@@ skipping 37 matching lines @@
 
   NGFragmentBuilder& SetEndMarginStrut(const NGMarginStrut& from) {
     end_margin_strut_ = from;
     return *this;
   }
 
   // Offsets are not supposed to be set during fragment construction, so we
   // do not provide a setter here.
 
   // Creates the fragment. Can only be called once.
-  RefPtr<NGPhysicalBoxFragment> ToBoxFragment();
+  RefPtr<NGLayoutResult> ToBoxFragment();
   RefPtr<NGPhysicalTextFragment> ToTextFragment(unsigned index,
                                                 unsigned start_offset,
                                                 unsigned end_offset);
 
   // Mutable list of floats that need to be positioned.
   Vector<Persistent<NGFloatingObject>>& MutableUnpositionedFloats() {
     return unpositioned_floats_;
   }
 
   // List of floats that need to be positioned.
@@ skipping 51 matching lines @@
 
   Persistent<NGBreakToken> break_token_;
 
   WTF::Optional<NGLogicalOffset> bfc_offset_;
   NGMarginStrut end_margin_strut_;
 };
 
 }  // namespace blink
 
 #endif  // NGFragmentBuilder