| Index: content/public/browser/browser_plugin_guest_delegate.h | 
| diff --git a/content/public/browser/browser_plugin_guest_delegate.h b/content/public/browser/browser_plugin_guest_delegate.h | 
| index b9de596d7f1aead3a15a3f14a2fca22b29cee970..573658b6f23a9a469ca6e81037b7e0ee30c11e91 100644 | 
| --- a/content/public/browser/browser_plugin_guest_delegate.h | 
| +++ b/content/public/browser/browser_plugin_guest_delegate.h | 
| @@ -110,6 +110,11 @@ class CONTENT_EXPORT BrowserPluginGuestDelegate { | 
| const MediaStreamRequest& request, | 
| const MediaResponseCallback& callback); | 
|  | 
| +  // Asks the delegate if the given tab can download. | 
| +  // Invoking the |callback| synchronously is OK. | 
| +  virtual void CanDownload(const std::string& request_method, | 
| +                           const GURL& url, | 
| +                           const base::Callback<void(bool)>& callback); | 
| }; | 
|  | 
| }  // namespace content | 
|  |