Fix orthogonal mode legacy mismatch

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

 // 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.
 
 #ifndef NGWritingMode_h
 #define NGWritingMode_h
 
 #include "core/CoreExport.h"
 #include "platform/text/WritingMode.h"
 
 namespace blink {
 
+class LayoutObject;
+class ComputedStyle;
+
 enum NGWritingMode {
   kHorizontalTopBottom = 0,
   kVerticalRightLeft = 1,
   kVerticalLeftRight = 2,
   kSidewaysRightLeft = 3,
   kSidewaysLeftRight = 4
 };
 
 CORE_EXPORT NGWritingMode FromPlatformWritingMode(WritingMode);
 
+bool IsParallelWritingMode(NGWritingMode a, NGWritingMode b);
+
+bool IsParallelWritingMode(const LayoutObject* layoutObject,

[cbiesinger, 2017/02/15 17:52:24]

Please add a comment for what this function does. Also, this seems fairly
specialized, I'd just move it over to ng_constraint_space.cc -- are there any
other potential callers?

[atotic, 2017/02/15 21:07:36]

done. This funciton was removed due to lack of callers.

+                           const ComputedStyle& style);
+
 }  // namespace blink
 
 #endif  // NGWritingMode_h