1 files changed, 4 insertions, 7 deletions
diff --git a/Source/WebCore/css/ViewportStyleResolver.h b/Source/WebCore/css/ViewportStyleResolver.h
index deaa992d0..ff38563ab 100644
--- a/Source/WebCore/css/ViewportStyleResolver.h
+++ b/Source/WebCore/css/ViewportStyleResolver.h
@@ -27,8 +27,7 @@
  * SUCH DAMAGE.
  */
 
-#ifndef ViewportStyleResolver_h
-#define ViewportStyleResolver_h
+#pragma once
 
 #if ENABLE(CSS_DEVICE_ADAPTATION)
 
@@ -44,11 +43,11 @@ class Document;
 class MutableStyleProperties;
 class StyleRuleViewport;
 
-class ViewportStyleResolver : public RefCounted<ViewportStyleResolver> {
+class ViewportStyleResolver final : public RefCounted<ViewportStyleResolver> {
 public:
-    static PassRefPtr<ViewportStyleResolver> create(Document* document)
+    static Ref<ViewportStyleResolver> create(Document* document)
     {
-        return adoptRef(new ViewportStyleResolver(document));
+        return adoptRef(*new ViewportStyleResolver(document));
     }
 
     ~ViewportStyleResolver();
@@ -70,5 +69,3 @@ private:
 } // namespace WebCore
 
 #endif // ENABLE(CSS_DEVICE_ADAPTATION)
-
-#endif // ViewportStyleResolver_h