RefCounted types should not have public destructors, chrome/browser/ part 1

chrome/browser/history/in_memory_url_index.h

Index: chrome/browser/history/in_memory_url_index.h
diff --git a/chrome/browser/history/in_memory_url_index.h b/chrome/browser/history/in_memory_url_index.h
index 7ee9abfcd7b5d7123e00aabe32a9bd696f031bff..3ead284a1aed54918e86754ed9bf4e15dc21f315 100644
--- a/chrome/browser/history/in_memory_url_index.h
+++ b/chrome/browser/history/in_memory_url_index.h
@@ -164,13 +164,14 @@ class InMemoryURLIndex : public content::NotificationObserver,
         InMemoryURLIndex* index,
         const std::string& languages,
         const std::set<std::string>& scheme_whitelist);
-    virtual ~RebuildPrivateDataFromHistoryDBTask();
 
     virtual bool RunOnDBThread(HistoryBackend* backend,
                                history::HistoryDatabase* db) OVERRIDE;
     virtual void DoneRunOnMainThread() OVERRIDE;
 
    private:
+    virtual ~RebuildPrivateDataFromHistoryDBTask();
+
     InMemoryURLIndex* index_;  // Call back to this index at completion.
     std::string languages_;  // Languages for word-breaking.
     std::set<std::string> scheme_whitelist_;  // Schemes to be indexed.