style: Rename the PseudoId enum values to CamelCase and prefix them.

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

Index: third_party/WebKit/Source/core/dom/LayoutTreeBuilderTraversal.cpp
diff --git a/third_party/WebKit/Source/core/dom/LayoutTreeBuilderTraversal.cpp b/third_party/WebKit/Source/core/dom/LayoutTreeBuilderTraversal.cpp
index 98f12d3b95f9bf230e05aa3c03a251a4ca222e59..ec3518e81e8b27d72a4dfa99c4c399bc42bd0f7e 100644
--- a/third_party/WebKit/Source/core/dom/LayoutTreeBuilderTraversal.cpp
+++ b/third_party/WebKit/Source/core/dom/LayoutTreeBuilderTraversal.cpp
@@ -72,7 +72,7 @@ Node* nextSibling(const Node& node)
 
     Node* parent = FlatTreeTraversal::parent(node);
     if (parent && parent->isElementNode())
-        return toElement(parent)->pseudoElement(AFTER);
+        return toElement(parent)->pseudoElement(PseudoIdAfter);
 
     return 0;
 }
@@ -91,7 +91,7 @@ Node* previousSibling(const Node& node)
 
     Node* parent = FlatTreeTraversal::parent(node);
     if (parent && parent->isElementNode())
-        return toElement(parent)->pseudoElement(BEFORE);
+        return toElement(parent)->pseudoElement(PseudoIdBefore);
 
     return 0;
 }
@@ -112,7 +112,7 @@ static Node* pseudoAwarePreviousSibling(const Node& node)
                 return child;
         }
         if (!node.isBeforePseudoElement())
-            return toElement(parentNode)->pseudoElement(BEFORE);
+            return toElement(parentNode)->pseudoElement(PseudoIdBefore);
     }
     return previousNode;
 }
@@ -121,13 +121,13 @@ static Node* pseudoAwareLastChild(const Node& node)
 {
     if (node.isElementNode()) {
         const Element& currentElement = toElement(node);
-        Node* last = currentElement.pseudoElement(AFTER);
+        Node* last = currentElement.pseudoElement(PseudoIdAfter);
         if (last)
             return last;
 
         last = lastChild(currentElement);
         if (!last)
-            last = currentElement.pseudoElement(BEFORE);
+            last = currentElement.pseudoElement(PseudoIdBefore);
         return last;
     }
 
@@ -163,7 +163,7 @@ static Node* pseudoAwareNextSibling(const Node& node)
                 return child;
         }
         if (!node.isAfterPseudoElement())
-            return toElement(parentNode)->pseudoElement(AFTER);
+            return toElement(parentNode)->pseudoElement(PseudoIdAfter);
     }
     return nextNode;
 }
@@ -172,12 +172,12 @@ static Node* pseudoAwareFirstChild(const Node& node)
 {
     if (node.isElementNode()) {
         const Element& currentElement = toElement(node);
-        Node* first = currentElement.pseudoElement(BEFORE);
+        Node* first = currentElement.pseudoElement(PseudoIdBefore);
         if (first)
             return first;
         first = firstChild(currentElement);
         if (!first)
-            first = currentElement.pseudoElement(AFTER);
+            first = currentElement.pseudoElement(PseudoIdAfter);
         return first;
     }