RefCounted types should not have public destructors

chrome/browser/extensions/api/media_gallery/media_gallery_api.h

Index: chrome/browser/extensions/api/media_gallery/media_gallery_api.h
diff --git a/chrome/browser/extensions/api/media_gallery/media_gallery_api.h b/chrome/browser/extensions/api/media_gallery/media_gallery_api.h
index 864c210d64a415b27816e8933a9a816ce13d13ac..2aab56d169cd2eb88a668cd6cc282df5741a5c8a 100644
--- a/chrome/browser/extensions/api/media_gallery/media_gallery_api.h
+++ b/chrome/browser/extensions/api/media_gallery/media_gallery_api.h
@@ -15,26 +15,32 @@ namespace extensions {
 
 class GetMediaFileSystemsFunction : public SyncExtensionFunction {
  public:
-  virtual ~GetMediaFileSystemsFunction();
-  virtual bool RunImpl() OVERRIDE;
   DECLARE_EXTENSION_FUNCTION_NAME(
       "experimental.mediaGalleries.getMediaFileSystems")
+
+ protected:
+  virtual ~GetMediaFileSystemsFunction();
+  virtual bool RunImpl() OVERRIDE;
 };
 
 class OpenMediaGalleryManagerFunction : public SyncExtensionFunction {
  public:
-  virtual ~OpenMediaGalleryManagerFunction();
-  virtual bool RunImpl() OVERRIDE;
   DECLARE_EXTENSION_FUNCTION_NAME(
       "experimental.mediaGalleries.openMediaGalleryManager")
+
+ protected:
+  virtual ~OpenMediaGalleryManagerFunction();
+  virtual bool RunImpl() OVERRIDE;
 };
 
 class AssembleMediaFileFunction : public SyncExtensionFunction {
  public:
-  virtual ~AssembleMediaFileFunction();
-  virtual bool RunImpl() OVERRIDE;
   DECLARE_EXTENSION_FUNCTION_NAME(
       "experimental.mediaGalleries.assembleMediaFile")
+
+ protected:
+  virtual ~AssembleMediaFileFunction();
+  virtual bool RunImpl() OVERRIDE;
 };
 
 }  // namespace extensions