[layoutng] Split NGLayoutResult out of NGPhysicalFragment

third_party/WebKit/Source/core/layout/ng/ng_block_layout_algorithm_test.cc

 // 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.
 
 #include "core/layout/ng/ng_block_layout_algorithm.h"
 
 #include "core/dom/NodeComputedStyle.h"
 #include "core/dom/TagCollection.h"
 #include "core/layout/ng/layout_ng_block_flow.h"
 #include "core/layout/ng/ng_block_node.h"
@@ skipping 45 matching lines @@
     RenderingTest::SetUp();
     enableCompositing();
   }
 
   RefPtr<NGPhysicalBoxFragment> RunBlockLayoutAlgorithm(
       NGConstraintSpace* space,
       NGBlockNode* first_child) {
     NGBlockNode parent(style_.get());
     parent.SetFirstChild(first_child);
 
-    RefPtr<NGPhysicalFragment> fragment =
+    RefPtr<NGLayoutResult> result =
         NGBlockLayoutAlgorithm(/* layout_object */ nullptr, style_.get(),
                                first_child, space)
             .Layout();
 
-    return toNGPhysicalBoxFragment(fragment.get());
+    return toNGPhysicalBoxFragment(result->PhysicalFragment().get());
   }
 
   std::pair<RefPtr<NGPhysicalBoxFragment>, NGConstraintSpace*>
   RunBlockLayoutAlgorithmForElement(Element* element) {
     LayoutNGBlockFlow* block_flow =
         toLayoutNGBlockFlow(element->layoutObject());
     NGConstraintSpace* space =
         NGConstraintSpace::CreateFromLayoutObject(*block_flow);
     RefPtr<NGPhysicalBoxFragment> fragment = RunBlockLayoutAlgorithm(
         space, new NGBlockNode(element->layoutObject()->slowFirstChild()));
@@ skipping 1918 matching lines @@
   EXPECT_EQ(LayoutUnit(194), fragment->LeftOffset());
   EXPECT_EQ(LayoutUnit(), fragment->TopOffset());
   EXPECT_EQ(LayoutUnit(16), fragment->Width());
   EXPECT_EQ(LayoutUnit(50), fragment->Height());
   EXPECT_EQ(0UL, fragment->Children().size());
   EXPECT_FALSE(iterator.NextChild());
 }
 
 }  // namespace
 }  // namespace blink