Make TextIndentLine an enum class.

third_party/WebKit/Source/core/layout/line/BreakingContextInlineHeaders.h

 /*
  * Copyright (C) 2000 Lars Knoll (knoll@kde.org)
  * Copyright (C) 2003, 2004, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc.
  *               All right reserved.
  * Copyright (C) 2010 Google Inc. All rights reserved.
  * Copyright (C) 2013 Adobe Systems Incorporated.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
@@ skipping 1542 matching lines @@
       width_.Commit();
       line_break_.MoveToStartOf(next_object_);
     }
   }
 }
 
 inline IndentTextOrNot RequiresIndent(bool is_first_line,
                                       bool is_after_hard_line_break,
                                       const ComputedStyle& style) {
   IndentTextOrNot indent_text = kDoNotIndentText;
-  if (is_first_line || (is_after_hard_line_break &&
-                        style.GetTextIndentLine()) == TextIndentLine::kEachLine)
+  if (is_first_line ||
+      (is_after_hard_line_break &&
+       style.GetTextIndentLine() != TextIndentLine::kFirstLine))

[eae, 2017/05/30 03:57:22]

Thanks for reversing the check here, makes it much easier to read.

     indent_text = kIndentText;
 
   if (style.GetTextIndentType() == TextIndentType::kHanging)
     indent_text = indent_text == kIndentText ? kDoNotIndentText : kIndentText;
 
   return indent_text;
 }
 
 }  // namespace blink
 
 #endif  // BreakingContextInlineHeaders_h