wd4-ui for try only

chrome/browser/api/webdata/autofill_web_data_service.h

Index: chrome/browser/api/webdata/autofill_web_data_service.h
diff --git a/chrome/browser/api/webdata/autofill_web_data_service.h b/chrome/browser/api/webdata/autofill_web_data_service.h
index ee39ad72d3fd63234983ec00ba6fafa7cbcbe5db..100cefc989579a6feac8c3d526d577c5793f77e2 100644
--- a/chrome/browser/api/webdata/autofill_web_data_service.h
+++ b/chrome/browser/api/webdata/autofill_web_data_service.h
@@ -16,12 +16,17 @@ class AutofillWebDataService
     : public AutofillWebData,
       public WebDataServiceBase {
  public:
+  // TODO(joi): This should take a ProfileErrorCallback once this
+  // class doesn't simply delegate to WebDataService.
+  AutofillWebDataService();
+
   // Retrieve an AutofillWebDataService for the given context.
   //
   // Can return NULL in some contexts.
-  static scoped_ptr<AutofillWebDataService> FromBrowserContext(
+  static scoped_refptr<AutofillWebDataService> FromBrowserContext(
       content::BrowserContext* context);
 
+ protected:
   virtual ~AutofillWebDataService() {}
 };