Make NGFragment to own NGPhysicalFragment

third_party/WebKit/Source/core/layout/ng/ng_layout_input_text.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 NGLayoutInputText_h
 #define NGLayoutInputText_h
 
 #include "core/CoreExport.h"
 #include "core/layout/ng/ng_direction.h"
 #include "core/style/ComputedStyle.h"
@@ skipping 21 matching lines @@
   bool rotate_sideways;
   RefPtr<ComputedStyle> style;
   RefPtr<ShapeResult> shape_result;
 };
 
 // Class representing all text content for a given inline layout root in the
 // layout input tree.
 // The content is stored as a single string with collapsed white-space (if
 // applicable) to allow cross-element shaping. Each item contains a start and
 // end offset representing the content of said item.
-class CORE_EXPORT NGLayoutInputText final
-    : public GarbageCollectedFinalized<NGLayoutInputText> {
+class CORE_EXPORT NGLayoutInputText final {
  public:
   using const_iterator = Vector<NGLayoutInputTextItem>::const_iterator;
 
   NGLayoutInputText() {}
 
   void Shape();
   const_iterator begin() const { return items_.begin(); }
   const_iterator end() const { return items_.end(); }
   String Text(unsigned start_offset, unsigned end_offset) const {
     return text_.substring(start_offset, end_offset);
   }
 
-  DEFINE_INLINE_TRACE() {}
-
  private:
   // TODO(eae): This should probably always be utf-8 to reduce the
   // memory and conversion overhead. We can't really re-use the
   // TextContent string as this is stored post white-space
   // collapsing. Also note that shaping can be done in either
   // utf-8 or utf-16. Currently we always shape in utf16 and
   // upconvert latin-1.
   String text_;
   Vector<NGLayoutInputTextItem> items_;
 };
 
 }  // namespace blink
 
 #endif  // NGLayoutInputText_h