[LayoutNG] Move inline files to the inline directory

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

Index: third_party/WebKit/Source/core/layout/ng/ng_line_box_fragment.h
diff --git a/third_party/WebKit/Source/core/layout/ng/ng_line_box_fragment.h b/third_party/WebKit/Source/core/layout/ng/ng_line_box_fragment.h
deleted file mode 100644
index 733ba7402fa25c0c7c9a1f85e25ce8ab7a3659b9..0000000000000000000000000000000000000000
--- a/third_party/WebKit/Source/core/layout/ng/ng_line_box_fragment.h
+++ /dev/null
@@ -1,30 +0,0 @@
-// Copyright 2017 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 NGLineBoxFragment_h
-#define NGLineBoxFragment_h
-
-#include "core/CoreExport.h"
-#include "core/layout/ng/ng_fragment.h"
-#include "core/layout/ng/ng_physical_line_box_fragment.h"
-#include "core/layout/ng/ng_writing_mode.h"
-
-namespace blink {
-
-class CORE_EXPORT NGLineBoxFragment final : public NGFragment {
- public:
-  NGLineBoxFragment(NGWritingMode writing_mode,
-                    const NGPhysicalLineBoxFragment* physical_fragment)
-      : NGFragment(writing_mode, physical_fragment) {}
-};
-
-DEFINE_TYPE_CASTS(NGLineBoxFragment,
-                  NGFragment,
-                  fragment,
-                  fragment->Type() == NGPhysicalFragment::kFragmentLineBox,
-                  fragment.Type() == NGPhysicalFragment::kFragmentLineBox);
-
-}  // namespace blink
-
-#endif  // NGLineBoxFragment_h