Remove unused var in device info bits from video capture module for Linux

Bug: None
Change-Id: Icea40fe58e7f65cd1eb311c456ce3cdc802f88a8
Reviewed-on: https://webrtc-review.googlesource.com/97421
Commit-Queue: Stefan Holmer <stefan@webrtc.org>
Reviewed-by: Stefan Holmer <stefan@webrtc.org>
Reviewed-by: Magnus Flodman <mflodman@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#24700}
diff --git a/AUTHORS b/AUTHORS
index f03daca..6b0afd8 100644
--- a/AUTHORS
+++ b/AUTHORS
@@ -29,6 +29,7 @@
 Jens Nielsen <jens.nielsen@berotec.se>
 Jiawei Ou <jiawei.ou@gmail.com>
 Jie Mao <maojie0924@gmail.com>
+Jose Antonio Olivera Ortega <josea.olivera@gmail.com>
 Luke Weber <luke.weber@gmail.com>
 Maksim Khobat <maksimkhobat@gmail.com>
 Mallikarjuna Rao V <vm.arjun@samsung.com>