Make EOverflowWrap an enum class.

third_party/WebKit/Source/core/layout/LayoutTextControl.cpp

 /**
  * Copyright (C) 2006, 2007 Apple Inc. All rights reserved.
  *           (C) 2008 Torch Mobile Inc. All rights reserved.
  *               (http://www.torchmobile.com/)
  *
  * 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.
  *
@@ skipping 114 matching lines @@
     logical_height = ComputeControlLogicalHeight(
         inner_editor_box->LineHeight(true, kHorizontalLine,
                                      kPositionOfInteriorLineBoxes),
         non_content_height);
 
     // We are able to have a horizontal scrollbar if the overflow style is
     // scroll, or if its auto and there's no word wrap.
     if (Style()->OverflowInlineDirection() == EOverflow::kScroll ||
         (Style()->OverflowInlineDirection() == EOverflow::kAuto &&
          inner_editor->GetLayoutObject()->Style()->OverflowWrap() ==
-             kNormalOverflowWrap))
+             EOverflowWrap::kNormal))
       logical_height += ScrollbarThickness();
 
     // FIXME: The logical height of the inner text box should have been added
     // before calling computeLogicalHeight to avoid this hack.
     SetIntrinsicContentLogicalHeight(logical_height);
 
     logical_height += BorderAndPaddingHeight();
   }
 
   LayoutBox::ComputeLogicalHeight(logical_height, logical_top, computed_values);
@@ skipping 218 matching lines @@
   LayoutUnit baseline(font_data->GetFontMetrics().Ascent(kAlphabeticBaseline));
   for (LayoutObject* box = inner_editor_layout_object; box && box != this;
        box = box->Parent()) {
     if (box->IsBox())
       baseline += ToLayoutBox(box)->LogicalTop();
   }
   return baseline.ToInt();
 }
 
 }  // namespace blink