Changed EDisplay to an enum class and renamed its members to be keywords

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

Index: third_party/WebKit/Source/core/layout/LayoutBoxModelObject.cpp
diff --git a/third_party/WebKit/Source/core/layout/LayoutBoxModelObject.cpp b/third_party/WebKit/Source/core/layout/LayoutBoxModelObject.cpp
index 56b3a1226d88432625331e2f5579a27ba28d1d32..9b8c09b914beca2c3f26e1cb1bcc8a79fe48cc96 100644
--- a/third_party/WebKit/Source/core/layout/LayoutBoxModelObject.cpp
+++ b/third_party/WebKit/Source/core/layout/LayoutBoxModelObject.cpp
@@ -266,8 +266,8 @@ void LayoutBoxModelObject::styleDidChange(StyleDifference diff, const ComputedSt
     if (oldStyle && isOutOfFlowPositioned() && parent() && (parent() != containingBlock())
         && (styleRef().position() == oldStyle->position())
         && (styleRef().originalDisplay() != oldStyle->originalDisplay())
-        && ((styleRef().originalDisplay() == BLOCK) || (styleRef().originalDisplay() == INLINE_BLOCK))
-        && ((oldStyle->originalDisplay() == BLOCK) || (oldStyle->originalDisplay() == INLINE_BLOCK)))
+        && ((styleRef().originalDisplay() == EDisplay::Block) || (styleRef().originalDisplay() == EDisplay::InlineBlock))
+        && ((oldStyle->originalDisplay() == EDisplay::Block) || (oldStyle->originalDisplay() == EDisplay::InlineBlock)))
         parent()->setNeedsLayout(LayoutInvalidationReason::ChildChanged, MarkContainerChain);
 
     PaintLayerType type = layerTypeRequired();