Reland of Use NGLogicalRect instead of NGExclusion for exclusions.

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_macros.h"
 #include "core/layout/ng/ng_physical_constraint_space.h"
 #include "core/layout/ng/ng_writing_mode.h"
 #include "platform/heap/Handle.h"
 #include "wtf/text/WTFString.h"
 #include "wtf/Vector.h"
 
 namespace blink {
 
 class LayoutBox;
 class NGFragment;
@@ skipping 20 matching lines @@
   // TODO(layout-dev): remove const constraint from MutablePhysicalSpace method
   NGPhysicalConstraintSpace* MutablePhysicalSpace() const {
     return physical_space_;
   }
 
   // Read-only Getters.
   const NGPhysicalConstraintSpace* PhysicalSpace() const {
     return physical_space_;
   }
 
+  const Vector<std::unique_ptr<const NGLogicalRect>>& Exclusions() const {
+    WRITING_MODE_IGNORED(
+        "Exclusions are stored directly in physical constraint space.");
+    return PhysicalSpace()->Exclusions();
+  }
+
   NGDirection Direction() const { return static_cast<NGDirection>(direction_); }
 
   NGWritingMode WritingMode() const {
     return static_cast<NGWritingMode>(writing_mode_);
   }
 
   // Adds the exclusion in the physical constraint space.
   // Passing the exclusion ignoring the writing mode is fine here since the
   // exclusion is set in physical coordinates.
-  void AddExclusion(const NGExclusion* exclusion) const;
+  void AddExclusion(const NGLogicalRect& exclusion) const;
 
   // Size of the container. Used for the following three cases:
   // 1) Percentage resolution.
   // 2) Resolving absolute positions of children.
   // 3) Defining the threshold that triggers the presence of a scrollbar. Only
   //    applies if the corresponding scrollbarTrigger flag has been set for the
   //    direction.
   NGLogicalSize ContainerSize() const;
 
   // Offset relative to the root constraint space.
@@ skipping 58 matching lines @@
 };
 
 inline std::ostream& operator<<(std::ostream& stream,
                                 const NGConstraintSpace& value) {
   return stream << value.ToString();
 }
 
 }  // namespace blink
 
 #endif  // NGConstraintSpace_h