Report if video capturing meets output protection requirement.

content/browser/renderer_host/media/video_capture_host.h

Index: content/browser/renderer_host/media/video_capture_host.h
diff --git a/content/browser/renderer_host/media/video_capture_host.h b/content/browser/renderer_host/media/video_capture_host.h
index 800f562e16f6fd66fadfa8c3fc4aeab26032411b..06ce4049c7f591dabbdb71f6267f76184d229896 100644
--- a/content/browser/renderer_host/media/video_capture_host.h
+++ b/content/browser/renderer_host/media/video_capture_host.h
@@ -61,6 +61,7 @@
 #include "content/browser/renderer_host/media/video_capture_controller_event_handler.h"
 #include "content/common/content_export.h"
 #include "content/public/browser/browser_message_filter.h"
+#include "content/public/common/media_stream_request.h"
 #include "ipc/ipc_message.h"
 
 namespace content {
@@ -131,6 +132,11 @@ class CONTENT_EXPORT VideoCaptureHost
   // resolve picture loss or quality issues).
   void OnRequestRefreshFrame(int device_id);
 
+  // IPC message: Set if the video capturing is secure.
+  void OnSetCapturingLinkSecured(content::MediaStreamType type,
+                                 int session_id,
+                                 bool is_secure);
+
   // IPC message: Called when a renderer is finished using a buffer. Notifies
   // the controller.
   void OnRendererFinishedWithBuffer(int device_id,