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

third_party/WebKit/Source/core/svg/SVGElement.h

Index: third_party/WebKit/Source/core/svg/SVGElement.h
diff --git a/third_party/WebKit/Source/core/svg/SVGElement.h b/third_party/WebKit/Source/core/svg/SVGElement.h
index 796ca403821aebf2d36cca3825e3b7b07408c547..8fde0f4e564b9ec1237f8949dc0991106ecaa86f 100644
--- a/third_party/WebKit/Source/core/svg/SVGElement.h
+++ b/third_party/WebKit/Source/core/svg/SVGElement.h
@@ -234,8 +234,8 @@ private:
     bool isSVGElement() const = delete; // This will catch anyone doing an unnecessary check.
     bool isStyledElement() const = delete; // This will catch anyone doing an unnecessary check.
 
-    const ComputedStyle* ensureComputedStyle(PseudoId = NOPSEUDO);
-    const ComputedStyle* virtualEnsureComputedStyle(PseudoId pseudoElementSpecifier = NOPSEUDO) final { return ensureComputedStyle(pseudoElementSpecifier); }
+    const ComputedStyle* ensureComputedStyle(PseudoId = PseudoIdNone);
+    const ComputedStyle* virtualEnsureComputedStyle(PseudoId pseudoElementSpecifier = PseudoIdNone) final { return ensureComputedStyle(pseudoElementSpecifier); }
     void willRecalcStyle(StyleRecalcChange) override;
 
     void buildPendingResourcesIfNeeded();