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

chrome/browser/history/top_sites_extension_api.h

Index: chrome/browser/history/top_sites_extension_api.h
diff --git a/chrome/browser/history/top_sites_extension_api.h b/chrome/browser/history/top_sites_extension_api.h
index b07a97d5c727598bf34e5af5b300f9587aa9b3b7..688c2ae3dadfef3e81c65c7f2b7984c94a4dacf6 100644
--- a/chrome/browser/history/top_sites_extension_api.h
+++ b/chrome/browser/history/top_sites_extension_api.h
@@ -13,11 +13,14 @@
 class GetTopSitesFunction : public AsyncExtensionFunction {
  public:
   GetTopSitesFunction();
-  virtual ~GetTopSitesFunction();
+
+ protected:
   virtual bool RunImpl() OVERRIDE;
   DECLARE_EXTENSION_FUNCTION_NAME("topSites.get")
 
  private:
+  virtual ~GetTopSitesFunction();
+
   void OnMostVisitedURLsAvailable(
       const history::MostVisitedURLList& data);