Changed EOverflowAnchor to an enum class and renamed its members

third_party/WebKit/Source/core/dom/Document.cpp

Index: third_party/WebKit/Source/core/dom/Document.cpp
diff --git a/third_party/WebKit/Source/core/dom/Document.cpp b/third_party/WebKit/Source/core/dom/Document.cpp
index 42be05c5f800748486f1d7d6964667c041548327..69a451b6aac6e03ab005cad799b3591ce5bde027 100644
--- a/third_party/WebKit/Source/core/dom/Document.cpp
+++ b/third_party/WebKit/Source/core/dom/Document.cpp
@@ -1805,7 +1805,7 @@ void Document::inheritHtmlAndBodyElementStyles(StyleRecalcChange change) {
         StyleChangeReasonForTracing::create(StyleChangeReason::FontSizeChange));
   }
 
-  EOverflowAnchor overflowAnchor = AnchorAuto;
+  EOverflowAnchor overflowAnchor = EOverflowAnchor::Auto;
   EOverflow overflowX = OverflowAuto;
   EOverflow overflowY = OverflowAuto;
   float columnGap = 0;
@@ -1819,8 +1819,8 @@ void Document::inheritHtmlAndBodyElementStyles(StyleRecalcChange change) {
       overflowX = OverflowAuto;
     if (overflowY == OverflowVisible)
       overflowY = OverflowAuto;
-    if (overflowAnchor == AnchorVisible)
-      overflowAnchor = AnchorAuto;
+    if (overflowAnchor == EOverflowAnchor::Visible)
+      overflowAnchor = EOverflowAnchor::Auto;
     // Column-gap is (ab)used by the current paged overflow implementation (in
     // lack of other ways to specify gaps between pages), so we have to
     // propagate it too.