[LayoutNG] Don't pass parent NGFragmentBuilder into NGLineBuilder.

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

Index: third_party/WebKit/Source/core/layout/ng/ng_block_layout_algorithm.cc
diff --git a/third_party/WebKit/Source/core/layout/ng/ng_block_layout_algorithm.cc b/third_party/WebKit/Source/core/layout/ng/ng_block_layout_algorithm.cc
index a7b476f4d0a6aefdc1590f2e55431bb444b59835..69c81ee6fda034a746a568e4ba51daf1202ac772 100644
--- a/third_party/WebKit/Source/core/layout/ng/ng_block_layout_algorithm.cc
+++ b/third_party/WebKit/Source/core/layout/ng/ng_block_layout_algorithm.cc
@@ -458,14 +458,9 @@ RefPtr<NGLayoutResult> NGBlockLayoutAlgorithm::Layout() {
 
     RefPtr<NGConstraintSpace> child_space =
         CreateConstraintSpaceForChild(child);
+    RefPtr<NGLayoutResult> layout_result =
+        child->Layout(child_space.get(), child_break_token);
 
-    RefPtr<NGLayoutResult> layout_result;
-    if (child->Type() == NGLayoutInputNode::kLegacyInline) {
-      layout_result = toNGInlineNode(child)->Layout(
-          child_space.get(), &builder_, child_break_token);
-    } else {
-      layout_result = child->Layout(child_space.get(), child_break_token);
-    }
     FinishChildLayout(child, child_space.get(), layout_result);
 
     entry = child_iterator.NextChild();