PPP_VIDEO_CAPTURE_DEV_INTERFACE   16 ppapi/cpp/dev/video_capture_client_dev.cc const char kPPPVideoCaptureInterface[] = PPP_VIDEO_CAPTURE_DEV_INTERFACE;
PPP_VIDEO_CAPTURE_DEV_INTERFACE   31 ppapi/proxy/video_capture_resource.cc       dispatcher->local_get_interface()(PPP_VIDEO_CAPTURE_DEV_INTERFACE));