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

third_party/WebKit/Source/core/css/resolver/StyleResolver.cpp

Index: third_party/WebKit/Source/core/css/resolver/StyleResolver.cpp
diff --git a/third_party/WebKit/Source/core/css/resolver/StyleResolver.cpp b/third_party/WebKit/Source/core/css/resolver/StyleResolver.cpp
index ca4f2d9cb02ddc82ed3e736ec4db04d57860b606..98b7e610e685a9a7e6df6765c71c92757bf65d1d 100644
--- a/third_party/WebKit/Source/core/css/resolver/StyleResolver.cpp
+++ b/third_party/WebKit/Source/core/css/resolver/StyleResolver.cpp
@@ -689,7 +689,7 @@ PassRefPtr<ComputedStyle> StyleResolver::styleForDocument(Document& document)
     // These are designed to match the user-agent stylesheet values for the document element
     // so that the common case doesn't need to create a new ComputedStyle in
     // Document::inheritHtmlAndBodyElementStyles.
-    documentStyle->setDisplay(BLOCK);
+    documentStyle->setDisplay(EDisplay::Block);
     documentStyle->setPosition(AbsolutePosition);
 
     document.setupFontBuilder(*documentStyle);
@@ -721,7 +721,7 @@ PassRefPtr<ComputedStyle> StyleResolver::styleForElement(Element* element, const
     if (sharingBehavior == AllowStyleSharing && !document().isRenderingReady() && !element->layoutObject()) {
         if (!s_styleNotYetAvailable) {
             s_styleNotYetAvailable = ComputedStyle::create().leakRef();
-            s_styleNotYetAvailable->setDisplay(NONE);
+            s_styleNotYetAvailable->setDisplay(EDisplay::None);
             s_styleNotYetAvailable->font().update(document().styleEngine().fontSelector());
         }