RefCounted types should not have public destructors, webkit/ edition

webkit/glue/websocketstreamhandle_delegate.h

Index: webkit/glue/websocketstreamhandle_delegate.h
diff --git a/webkit/glue/websocketstreamhandle_delegate.h b/webkit/glue/websocketstreamhandle_delegate.h
index 21486996400ccf993b36d7e718f37cbb594d2f54..717c83396f04954b69b67ba20f9b2bfddfc44a5b 100644
--- a/webkit/glue/websocketstreamhandle_delegate.h
+++ b/webkit/glue/websocketstreamhandle_delegate.h
@@ -16,7 +16,6 @@ namespace webkit_glue {
 class WebSocketStreamHandleDelegate {
  public:
   WebSocketStreamHandleDelegate() {}
-  virtual ~WebSocketStreamHandleDelegate() {}
 
   virtual void WillOpenStream(WebKit::WebSocketStreamHandle* handle,
                               const GURL& url) {}
@@ -30,6 +29,9 @@ class WebSocketStreamHandleDelegate {
   virtual void DidReceiveData(WebKit::WebSocketStreamHandle* handle,
                               const char* data, int len) {}
   virtual void DidClose(WebKit::WebSocketStreamHandle*) {}
+
+ protected:
+  virtual ~WebSocketStreamHandleDelegate() {}
 };
 
 }  // namespace webkit_glue