Report if video capturing meets output protection requirement.

content/browser/renderer_host/media/media_stream_dispatcher_host.h

Index: content/browser/renderer_host/media/media_stream_dispatcher_host.h
diff --git a/content/browser/renderer_host/media/media_stream_dispatcher_host.h b/content/browser/renderer_host/media/media_stream_dispatcher_host.h
index 6a2488d2f082f130078fa443030f645cc66e455f..4d82cc78d1ba763b955489649a750e215f5a5660 100644
--- a/content/browser/renderer_host/media/media_stream_dispatcher_host.h
+++ b/content/browser/renderer_host/media/media_stream_dispatcher_host.h
@@ -107,6 +107,11 @@ class CONTENT_EXPORT MediaStreamDispatcherHost : public BrowserMessageFilter,
                     int page_request_id,
                     const std::string& label);
 
+  // IPC message handler: Set if the video capturing is secure.
+  void OnSetCapturingLinkSecured(int session_id,
+                                 content::MediaStreamType type,
+                                 bool is_secure);
+
   std::unique_ptr<MediaStreamUIProxy> CreateMediaStreamUIProxy();
   void HandleCheckAccessResponse(std::unique_ptr<MediaStreamUIProxy> ui_proxy,
                                  int render_frame_id,