| Index: webrtc/media/devices/gtkvideorenderer.h | 
| diff --git a/webrtc/media/devices/gtkvideorenderer.h b/webrtc/media/devices/gtkvideorenderer.h | 
| index 750a5bb8d5eac311b4235e52cf5034f8f005ddaf..0e480126ce290fff84b0a79d98ff8e9e50c3dd13 100644 | 
| --- a/webrtc/media/devices/gtkvideorenderer.h | 
| +++ b/webrtc/media/devices/gtkvideorenderer.h | 
| @@ -17,13 +17,18 @@ | 
| #include <memory> | 
|  | 
| #include "webrtc/base/basictypes.h" | 
| +#include "webrtc/media/base/videoframe.h" | 
| #include "webrtc/media/base/videosinkinterface.h" | 
|  | 
| typedef struct _GtkWidget GtkWidget;  // forward declaration, defined in gtk.h | 
|  | 
| namespace cricket { | 
|  | 
| +// TODO(nisse): For some reason, forward declaration doens't work when | 
| +// the definition is a "using" alias. | 
| +#if 0 | 
| class VideoFrame; | 
| +#endif | 
|  | 
| class GtkVideoRenderer : public rtc::VideoSinkInterface<VideoFrame> { | 
| public: | 
|  |