Mark Supplement instead of RefCountedSupplement in NavigatorContentUtils

Source/modules/navigatorcontentutils/NavigatorContentUtils.cpp

Index: Source/modules/navigatorcontentutils/NavigatorContentUtils.cpp
diff --git a/Source/modules/navigatorcontentutils/NavigatorContentUtils.cpp b/Source/modules/navigatorcontentutils/NavigatorContentUtils.cpp
index a0ca52fcf60dde5adaeec65d352a0b7e2d28c486..fac10dbbfb26a951463e9edf01e6210a15813099 100644
--- a/Source/modules/navigatorcontentutils/NavigatorContentUtils.cpp
+++ b/Source/modules/navigatorcontentutils/NavigatorContentUtils.cpp
@@ -121,16 +121,16 @@ static bool verifyProtocolHandlerScheme(const String& scheme, const String& meth
 
 NavigatorContentUtils* NavigatorContentUtils::from(Page& page)
 {
-    return static_cast<NavigatorContentUtils*>(RefCountedSupplement<Page, NavigatorContentUtils>::from(page, NavigatorContentUtils::supplementName()));
+    return static_cast<NavigatorContentUtils*>(Supplement<Page>::from(page, supplementName()));
 }
 
 NavigatorContentUtils::~NavigatorContentUtils()
 {
 }
 
-PassRefPtr<NavigatorContentUtils> NavigatorContentUtils::create(PassOwnPtr<NavigatorContentUtilsClient> client)
+PassOwnPtr<NavigatorContentUtils> NavigatorContentUtils::create(PassOwnPtr<NavigatorContentUtilsClient> client)
 {
-    return adoptRef(new NavigatorContentUtils(client));
+    return adoptPtr(new NavigatorContentUtils(client));
 }
 
 void NavigatorContentUtils::registerProtocolHandler(Navigator& navigator, const String& scheme, const String& url, const String& title, ExceptionState& exceptionState)
@@ -218,7 +218,7 @@ const char* NavigatorContentUtils::supplementName()
 
 void provideNavigatorContentUtilsTo(Page& page, PassOwnPtr<NavigatorContentUtilsClient> client)
 {
-    RefCountedSupplement<Page, NavigatorContentUtils>::provideTo(page, NavigatorContentUtils::supplementName(), NavigatorContentUtils::create(client));
+    NavigatorContentUtils::provideTo(page, NavigatorContentUtils::supplementName(), NavigatorContentUtils::create(client));
 }
 
 } // namespace WebCore