invoking the video app in flutter gallery results in a runtime error

[a-siva]

E/flutter (30653): [ERROR:topaz/lib/tonic/logging/dart_error.cc(16)] Unhandled exception:
E/flutter (30653): type '_InternalLinkedHashMap' is not a subtype of type 'Map<String, dynamic>' where
E/flutter (30653):   _InternalLinkedHashMap is from dart:collection
E/flutter (30653):   Map is from dart:core
E/flutter (30653):   String is from dart:core
E/flutter (30653): 
E/flutter (30653): #0      VideoPlayerController.initialize (package:video_player/video_player.dart)
E/flutter (30653): <asynchronous suspension>
E/flutter (30653): #1      _VideoDemoState.initState.initController (file:///usr/local/google/home/asiva/workspace/flutter-roll/flutter/examples/flutter_gallery/lib/demo/video_demo.dart:385:24)
E/flutter (30653): <asynchronous suspension>
E/flutter (30653): #2      _VideoDemoState.initState (file:///usr/local/google/home/asiva/workspace/flutter-roll/flutter/examples/flutter_gallery/lib/demo/video_demo.dart:389:19)
E/flutter (30653): #3      StatefulElement._firstBuild (package:flutter/src/widgets/framework.dart:3719:14)
E/flutter (30653): #4      ComponentElement.mount (package:flutter/src/widgets/framework.dart:3585:5)
E/flutter (30653): #5      Element.inflateWidget (package:flutter/src/widgets/framework.dart:2875:14)
E/flutter (30653): #6      Element.updateChild (package:flutter/src/widgets/framework.dart:2678:12)
E/flutter (30653): #7      ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:3621:16)

[a-siva]

This is already being tracked in flutter issue flutter/flutter#14556, so closing this.