Make EBoxDecorationBreak an enum class.

third_party/WebKit/Source/core/layout/line/InlineFlowBox.cpp

 /*
  * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009 Apple Inc.
  *               All rights reserved.
  *
  * 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
  * version 2 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
@@ skipping 321 matching lines @@
   // The root inline box never has borders/margins/padding.
   if (Parent()) {
     bool ltr = GetLineLayoutItem().Style()->IsLeftToRightDirection();
 
     // Check to see if all initial lines are unconstructed.  If so, then
     // we know the inline began on this line (unless we are a continuation).
     LineBoxList* line_box_list = LineBoxes();
     if (!line_box_list->FirstLineBox()->IsConstructed() &&
         !GetLineLayoutItem().IsInlineElementContinuation()) {
       if (GetLineLayoutItem().Style()->BoxDecorationBreak() ==
-          kBoxDecorationBreakClone)
+          EBoxDecorationBreak::kClone)
         include_left_edge = include_right_edge = true;
       else if (ltr && line_box_list->FirstLineBox() == this)
         include_left_edge = true;
       else if (!ltr && line_box_list->LastLineBox() == this)
         include_right_edge = true;
     }
 
     if (!line_box_list->LastLineBox()->IsConstructed()) {
       LineLayoutInline inline_flow = LineLayoutInline(GetLineLayoutItem());
       LineLayoutItem logically_last_run_layout_item(
           logically_last_run_layout_object);
       bool is_last_object_on_line =
           !IsAncestorAndWithinBlock(GetLineLayoutItem(),
                                     logically_last_run_layout_item) ||
           (IsLastChildForLayoutObject(GetLineLayoutItem(),
                                       logically_last_run_layout_item) &&
            !is_logically_last_run_wrapped);
 
       // We include the border under these conditions:
       // (1) The next line was not created, or it is constructed. We check the
       //     previous line for rtl.
       // (2) The logicallyLastRun is not a descendant of this layout object.
       // (3) The logicallyLastRun is a descendant of this layout object, but it
       //     is the last child of this layout object and it does not wrap to the
       //     next line.
       // (4) The decoration break is set to clone therefore there will be
       //     borders on every sides.
       if (GetLineLayoutItem().Style()->BoxDecorationBreak() ==
-          kBoxDecorationBreakClone) {
+          EBoxDecorationBreak::kClone) {
         include_left_edge = include_right_edge = true;
       } else if (ltr) {
         if (!NextLineBox() && ((last_line || is_last_object_on_line) &&
                                !inline_flow.Continuation()))
           include_right_edge = true;
       } else {
         if ((!PrevLineBox() || PrevLineBox()->IsConstructed()) &&
             ((last_line || is_last_object_on_line) &&
              !inline_flow.Continuation()))
           include_left_edge = true;
@@ skipping 1371 matching lines @@
     DCHECK_EQ(child->prevOnLine(), prev);
     prev = child;
   }
   DCHECK_EQ(prev, m_lastChild);
 #endif
 }
 
 #endif
 
 }  // namespace blink