Make EBoxDecorationBreak an enum class.

third_party/WebKit/Source/core/paint/InlineFlowBoxPainter.cpp

 // Copyright 2014 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.
 
 #include "core/paint/InlineFlowBoxPainter.h"
 
 #include "core/layout/api/LineLayoutAPIShim.h"
 #include "core/layout/line/RootInlineBox.h"
 #include "core/paint/BoxPainter.h"
 #include "core/paint/PaintInfo.h"
@@ skipping 69 matching lines @@
   bool has_fill_image = img && img->CanRender();
   if ((!has_fill_image &&
        !inline_flow_box_.GetLineLayoutItem().Style()->HasBorderRadius()) ||
       (!inline_flow_box_.PrevLineBox() && !inline_flow_box_.NextLineBox()) ||
       !inline_flow_box_.Parent()) {
     BoxPainter::PaintFillLayer(*box_model, paint_info, c, fill_layer, rect,
                                kBackgroundBleedNone, &inline_flow_box_,
                                rect.Size(), op);
   } else if (inline_flow_box_.GetLineLayoutItem()
                  .Style()
-                 ->BoxDecorationBreak() == kBoxDecorationBreakClone) {
+                 ->BoxDecorationBreak() == EBoxDecorationBreak::kClone) {
     GraphicsContextStateSaver state_saver(paint_info.context);
     paint_info.context.Clip(PixelSnappedIntRect(rect));
     BoxPainter::PaintFillLayer(*box_model, paint_info, c, fill_layer, rect,
                                kBackgroundBleedNone, &inline_flow_box_,
                                rect.Size(), op);
   } else {
     // We have a fill image that spans multiple lines.
     // FIXME: frameSize ought to be the same as rect.size().
     LayoutSize frame_size(inline_flow_box_.Width(), inline_flow_box_.Height());
     LayoutRect image_strip_paint_rect = PaintRectForImageStrip(
@@ skipping 346 matching lines @@
       rect.SetHeight(logical_height);
     } else {
       rect.SetX(logical_top);
       rect.SetWidth(logical_height);
     }
   }
   return rect;
 }
 
 }  // namespace blink