MediaStream API: Cleaning away a bit of dead code

content/renderer/media/media_stream_impl.cc

Index: content/renderer/media/media_stream_impl.cc
diff --git a/content/renderer/media/media_stream_impl.cc b/content/renderer/media/media_stream_impl.cc
index 0ed755002d0c142520274e80bcea1295c5edeb9c..3771a970d4496e517139c889d3a0e82bc6731239 100644
--- a/content/renderer/media/media_stream_impl.cc
+++ b/content/renderer/media/media_stream_impl.cc
@@ -443,8 +443,6 @@ void MediaStreamImpl::CreateWebKitSourceVector(
             base::Bind(&MediaStreamImpl::OnLocalSourceStop, AsWeakPtr())));
     // |source_extra_data| is owned by webkit_sources[i].
     webkit_sources[i].setExtraData(source_extra_data);
-    webkit_sources[i].setDeviceId(UTF8ToUTF16(
-        base::IntToString(devices[i].session_id)));
     local_sources_.push_back(LocalStreamSource(frame, webkit_sources[i]));
   }
 }