Remove obsolete NGConstraintSpace::ChildSpace

third_party/WebKit/Source/core/layout/ng/ng_constraint_space.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 NGConstraintSpace_h
 #define NGConstraintSpace_h
 
 #include "core/CoreExport.h"
 #include "core/layout/ng/ng_units.h"
 #include "core/layout/ng/ng_writing_mode.h"
 #include "platform/heap/Handle.h"
 #include "wtf/text/WTFString.h"
 
 namespace blink {
 
-class ComputedStyle;
 class LayoutBox;
 class NGFragment;
 class NGLayoutOpportunityIterator;
 
 // TODO(glebl@): unused, delete.
 enum NGExclusionType {
   kNGClearNone = 0,
   kNGClearFloatLeft = 1,
   kNGClearFloatRight = 2,
   kNGClearFragment = 4
@@ skipping 76 matching lines @@
   // the shape of the fragment this will either modify the inline or block
   // size, or add an exclusion.
   void Subtract(const NGFragment*);
 
   NGLayoutOpportunityIterator* LayoutOpportunities(
       unsigned clear = kNGClearNone,
       bool for_inline_or_bfc = false);
 
   DEFINE_INLINE_VIRTUAL_TRACE() {}
 
-  NGConstraintSpace* ChildSpace(const ComputedStyle* style) const;
   String ToString() const;
 
  private:
   friend class NGConstraintSpaceBuilder;
   // Default constructor.
   NGConstraintSpace(NGWritingMode,
                     TextDirection,
                     NGLogicalSize available_size,
                     NGLogicalSize percentage_resolution_size,
                     bool is_fixed_size_inline,
@@ skipping 27 matching lines @@
 };
 
 inline std::ostream& operator<<(std::ostream& stream,
                                 const NGConstraintSpace& value) {
   return stream << value.ToString();
 }
 
 }  // namespace blink
 
 #endif  // NGConstraintSpace_h