Revert of Remove redundant 'derived constraint space' setters from NGConstraintSpace

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

Index: third_party/WebKit/Source/core/layout/ng/ng_constraint_space.h
diff --git a/third_party/WebKit/Source/core/layout/ng/ng_constraint_space.h b/third_party/WebKit/Source/core/layout/ng/ng_constraint_space.h
index 7577b4846d48a138e99526b4d7c9792d6fd6135c..8bf7f6e75acea883961cfab79921a403de2c424b 100644
--- a/third_party/WebKit/Source/core/layout/ng/ng_constraint_space.h
+++ b/third_party/WebKit/Source/core/layout/ng/ng_constraint_space.h
@@ -79,6 +79,12 @@
   NGLogicalOffset Offset() const { return offset_; }
   void SetOffset(const NGLogicalOffset& offset) { offset_ = offset; }
 
+  // Returns the effective size of the constraint space. Equal to the
+  // AvailableSize() for the root constraint space but derived constraint spaces
+  // return the size of the layout opportunity.
+  virtual NGLogicalSize Size() const { return size_; }
+  void SetSize(const NGLogicalSize& size) { size_ = size; }
+
   // Whether the current constraint space is for the newly established
   // Formatting Context.
   bool IsNewFormattingContext() const;
@@ -112,6 +118,13 @@
 
   DEFINE_INLINE_VIRTUAL_TRACE() { visitor->trace(physical_space_); }
 
+  // The setters for the NGConstraintSpace should only be used when constructing
+  // a derived NGConstraintSpace.
+  void SetOverflowTriggersScrollbar(bool inlineTriggers, bool blockTriggers);
+  void SetFixedSize(bool inlineFixed, bool blockFixed);
+  void SetFragmentationType(NGFragmentationType);
+  void SetIsNewFormattingContext(bool is_new_fc);
+
   NGConstraintSpace* ChildSpace(const ComputedStyle* style) const;
 
   String ToString() const;
@@ -119,6 +132,7 @@
  private:
   Member<NGPhysicalConstraintSpace> physical_space_;
   NGLogicalOffset offset_;
+  NGLogicalSize size_;
   unsigned writing_mode_ : 3;
   unsigned direction_ : 1;
 };