Report if video capturing meets output protection requirement.

content/browser/renderer_host/media/media_stream_manager.cc

Index: content/browser/renderer_host/media/media_stream_manager.cc
diff --git a/content/browser/renderer_host/media/media_stream_manager.cc b/content/browser/renderer_host/media/media_stream_manager.cc
index 7b75f93f6a87b341b49b576eb33ea6cda62207a0..43b476bbdf6a5a8a08a68bcc71cec624a0b872de 100644
--- a/content/browser/renderer_host/media/media_stream_manager.cc
+++ b/content/browser/renderer_host/media/media_stream_manager.cc
@@ -312,6 +312,17 @@ class MediaStreamManager::DeviceRequest {
     return state_[stream_type];
   }
 
+  void SetCapturingLinkSecured(bool is_secure) {
+    MediaObserver* media_observer =
+        GetContentClient()->browser()->GetMediaObserver();
+    if (!media_observer)
+      return;
+
+    media_observer->OnSetCapturingLinkSecured(target_process_id_,
+                                              target_frame_id_, page_request_id,
+                                              video_type_, is_secure);
+  }
+
   MediaStreamRequester* const requester;  // Can be NULL.
 
 
@@ -2118,4 +2129,20 @@ bool MediaStreamManager::DoesMediaDeviceIDMatchHMAC(
   return guid_from_raw_device_id == device_guid;
 }
 
+void MediaStreamManager::SetCapturingLinkSecured(content::MediaStreamType type,
+                                                 int session_id,
+                                                 bool is_secure) {
+  DCHECK_CURRENTLY_ON(BrowserThread::IO);
+
+  for (LabeledDeviceRequest labeled_request : requests_) {

[miu, 2016/04/26 01:25:13]

s/LabeledDeviceRequest/const LabeledDeviceRequest&/  (to avoid making a copy)

[xjz, 2016/04/29 00:11:42]

Done.

+    DeviceRequest* request = labeled_request.second;
+    for (const StreamDeviceInfo& device_info : request->devices) {
+      if (device_info.session_id == session_id &&
+          device_info.device.type == type) {
+        request->SetCapturingLinkSecured(is_secure);
+      }
+    }
+  }
+}
+
 }  // namespace content