[layoutng] Split NGLayoutResult out of NGPhysicalFragment

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

Index: third_party/WebKit/Source/core/layout/ng/ng_block_layout_algorithm.h
diff --git a/third_party/WebKit/Source/core/layout/ng/ng_block_layout_algorithm.h b/third_party/WebKit/Source/core/layout/ng/ng_block_layout_algorithm.h
index d2962edc0d73796563384574b7fe9ea6cdbc18ac..c3f4c6401827ee2d4b35d3e128e32c4ff6413229 100644
--- a/third_party/WebKit/Source/core/layout/ng/ng_block_layout_algorithm.h
+++ b/third_party/WebKit/Source/core/layout/ng/ng_block_layout_algorithm.h
@@ -21,6 +21,7 @@ class NGBlockBreakToken;
 class NGConstraintSpace;
 class NGConstraintSpaceBuilder;
 class NGInlineNode;
+class NGLayoutResult;
 class NGPhysicalFragment;
 
 // A class for general block layout (e.g. a <div> with no special style).
@@ -41,7 +42,7 @@ class CORE_EXPORT NGBlockLayoutAlgorithm : public NGLayoutAlgorithm {
                          NGBreakToken* break_token = nullptr);
 
   Optional<MinAndMaxContentSizes> ComputeMinAndMaxContentSizes() const override;
-  RefPtr<NGPhysicalFragment> Layout() override;
+  RefPtr<NGLayoutResult> Layout() override;
 
  private:
   NGBoxStrut CalculateMargins(const NGConstraintSpace& space,
@@ -49,7 +50,7 @@ class CORE_EXPORT NGBlockLayoutAlgorithm : public NGLayoutAlgorithm {
 
   // Creates a new constraint space for the current child.
   NGConstraintSpace* CreateConstraintSpaceForCurrentChild();
-  void FinishCurrentChildLayout(RefPtr<NGPhysicalBoxFragment>);
+  void FinishCurrentChildLayout(RefPtr<NGLayoutResult>);
 
   // Layout inline children.
   void LayoutInlineChildren(NGInlineNode*);