Changed EPosition to an enum class and renamed its members

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

 // Copyright 2015 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/PaintPropertyTreeBuilder.h"
 
 #include "core/dom/DOMNodeIds.h"
 #include "core/frame/FrameView.h"
 #include "core/frame/LocalFrame.h"
 #include "core/frame/Settings.h"
@@ skipping 862 matching lines @@
 
   if (boxModelObject.isFloating())
     context.current.paintOffset = context.paintOffsetForFloat;
 
   // Multicolumn spanners are painted starting at the multicolumn container (but
   // still inherit properties in layout-tree order) so reset the paint offset.
   if (boxModelObject.isColumnSpanAll())
     context.current.paintOffset = boxModelObject.container()->paintOffset();
 
   switch (object.styleRef().position()) {
-    case StaticPosition:
+    case EPosition::kStatic:
       break;
-    case RelativePosition:
+    case EPosition::kRelative:
       context.current.paintOffset += boxModelObject.offsetForInFlowPosition();
       break;
-    case AbsolutePosition: {
+    case EPosition::kAbsolute: {
       DCHECK(context.containerForAbsolutePosition ==
              boxModelObject.container());
       context.current = context.absolutePosition;
 
       // Absolutely positioned content in an inline should be positioned
       // relative to the inline.
       const LayoutObject* container = context.containerForAbsolutePosition;
       if (container && container->isInFlowPositioned() &&
           container->isLayoutInline()) {
         DCHECK(object.isBox());
         context.current.paintOffset +=
             toLayoutInline(container)->offsetForInFlowPositionedInline(
                 toLayoutBox(object));
       }
       break;
     }
-    case StickyPosition:
+    case EPosition::kSticky:
       context.current.paintOffset += boxModelObject.offsetForInFlowPosition();
       break;
-    case FixedPosition:
+    case EPosition::kFixed:
       context.current = context.fixedPosition;
       break;
     default:
       ASSERT_NOT_REACHED();
   }
 
   if (boxModelObject.isBox()) {
     // TODO(pdr): Several calls in this function walk back up the tree to
     // calculate containers (e.g., physicalLocation, offsetForInFlowPosition*).
     // The containing block and other containers can be stored on
@@ skipping 58 matching lines @@
   updateOverflowClip(object, context);
   updatePerspective(object, context);
   updateSvgLocalToBorderBoxTransform(object, context);
   updateScrollAndScrollTranslation(object, context);
   updateOutOfFlowContext(object, context);
 
   context.forceSubtreeUpdate |= object.subtreeNeedsPaintPropertyUpdate();
 }
 
 }  // namespace blink