RefCounted types should not have public destructors, webkit/ edition

webkit/plugins/ppapi/fullscreen_container.h

Index: webkit/plugins/ppapi/fullscreen_container.h
diff --git a/webkit/plugins/ppapi/fullscreen_container.h b/webkit/plugins/ppapi/fullscreen_container.h
index f8d43566fd165b8d6590f6d84571a7431e95405f..88500cda0f1943ba45795da8f1857040749e34c0 100644
--- a/webkit/plugins/ppapi/fullscreen_container.h
+++ b/webkit/plugins/ppapi/fullscreen_container.h
@@ -21,8 +21,6 @@ namespace ppapi {
 // plugins, that only handles painting.
 class FullscreenContainer {
  public:
-  virtual ~FullscreenContainer() {}
-
   // Invalidates the full plugin region.
   virtual void Invalidate() = 0;
 
@@ -43,6 +41,9 @@ class FullscreenContainer {
 
   // The returned object is owned by FullscreenContainer.
   virtual MouseLockDispatcher* GetMouseLockDispatcher() = 0;
+
+ protected:
+  virtual ~FullscreenContainer() {}
 };
 
 }  // namespace ppapi