[LayoutNG] Remove style_ and layout_result_ members on NGBlockNode.

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/LayoutTestHelper.h"
 #include "core/layout/ng/layout_ng_block_flow.h"
@@ skipping 1156 matching lines @@
         <div id='block'></div>
         <div id='adjoining-clearance'></div>
       </div>
     )HTML");
 
   const NGPhysicalBoxFragment* clerance_fragment;
   const NGPhysicalBoxFragment* body_fragment;
   const NGPhysicalBoxFragment* container_fragment;
   const NGPhysicalBoxFragment* block_fragment;
   const NGPhysicalBoxFragment* adjoining_clearance_fragment;
+  RefPtr<const NGPhysicalBoxFragment> fragment;
   auto run_with_clearance = [&](EClear clear_value) {
-    RefPtr<NGPhysicalBoxFragment> fragment;
     Element* el_with_clear = document().getElementById("clearance");
     el_with_clear->mutableComputedStyle()->setClear(clear_value);
     std::tie(fragment, std::ignore) = RunBlockLayoutAlgorithmForElement(
         document().getElementsByTagName("html")->item(0));
     ASSERT_EQ(1UL, fragment->Children().size());
     body_fragment = toNGPhysicalBoxFragment(fragment->Children()[0].get());
     container_fragment =
         toNGPhysicalBoxFragment(body_fragment->Children()[0].get());
     ASSERT_EQ(3UL, container_fragment->Children().size());
     clerance_fragment =
@@ skipping 1173 matching lines @@
 
   child = iterator.NextChild();
   EXPECT_EQ(NGPhysicalSize(LayoutUnit(150), LayoutUnit(100)), child->Size());
   EXPECT_EQ(NGPhysicalOffset(LayoutUnit(0), LayoutUnit(40)), child->Offset());
 
   EXPECT_FALSE(iterator.NextChild());
 }
 
 }  // namespace
 }  // namespace blink