[ObjC ARC] Converts ios/web/public/test/fakes:fakes to ARC.

ios/web/public/test/fakes/test_web_state.h

Index: ios/web/public/test/fakes/test_web_state.h
diff --git a/ios/web/public/test/fakes/test_web_state.h b/ios/web/public/test/fakes/test_web_state.h
index bcd298b43243999d128387107fd0cfd638f5c1fa..d98f99e5401863ff710094500d9180467b88bc86 100644
--- a/ios/web/public/test/fakes/test_web_state.h
+++ b/ios/web/public/test/fakes/test_web_state.h
@@ -100,7 +100,7 @@ class TestWebState : public WebState {
   BrowserState* browser_state_;
   bool web_usage_enabled_;
   bool is_loading_;
-  base::scoped_nsobject<CRWContentView> transient_content_view_;
+  CRWContentView* transient_content_view_;
   GURL url_;
   base::string16 title_;
   URLVerificationTrustLevel trust_level_;
@@ -108,7 +108,7 @@ class TestWebState : public WebState {
   std::string mime_type_;
   std::string content_language_;
   std::unique_ptr<NavigationManager> navigation_manager_;
-  base::scoped_nsobject<UIView> view_;
+  UIView* view_;
 
   // A list of observers notified when page state changes. Weak references.
   base::ObserverList<WebStateObserver, true> observers_;