Simplify starting a same-document navigation

Source/core/loader/DocumentLoader.h

Index: Source/core/loader/DocumentLoader.h
diff --git a/Source/core/loader/DocumentLoader.h b/Source/core/loader/DocumentLoader.h
index 32d6c5a733228227ad4e68aa1fa6fee95fdc6833..8b60050d734e1e09558ff27a18e1c15f8d39e074 100644
--- a/Source/core/loader/DocumentLoader.h
+++ b/Source/core/loader/DocumentLoader.h
@@ -120,11 +120,7 @@ namespace WebCore {
 
         bool scheduleArchiveLoad(Resource*, const ResourceRequest&);
 
-        enum PolicyCheckLoadType {
-            PolicyCheckStandard,
-            PolicyCheckFragment
-        };
-        bool shouldContinueForNavigationPolicy(const ResourceRequest&, PolicyCheckLoadType);
+        bool shouldContinueForNavigationPolicy(const ResourceRequest&);
         const NavigationAction& triggeringAction() const { return m_triggeringAction; }
         void setTriggeringAction(const NavigationAction& action) { m_triggeringAction = action; }