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));