Disabling video_ChromeHWDecodeUsed test from CQ.

The test video_ChromeHWDecodeUsed has been failing on cheets boards for
some reason. Temporarily disabling it to prevent noise in test results.

BUG=chromium:541408
TEST=none

Change-Id: I6665726719f201168fd5c26e12b5b938d56a97ab
Reviewed-on: https://chromium-review.googlesource.com/358861
Reviewed-by: Jenny Zhang <jennyz@chromium.org>
Reviewed-by: Rohit Makasana <rohitbm@chromium.org>
Commit-Queue: Vinayak Suley <vsuley@chromium.org>
Tested-by: Vinayak Suley <vsuley@chromium.org>
diff --git a/client/site_tests/video_ChromeRTCHWEncodeUsed/control.arc b/client/site_tests/video_ChromeRTCHWEncodeUsed/control.arc
index cc95c38..8e6b1bc 100644
--- a/client/site_tests/video_ChromeRTCHWEncodeUsed/control.arc
+++ b/client/site_tests/video_ChromeRTCHWEncodeUsed/control.arc
@@ -5,7 +5,7 @@
 AUTHOR = "Chrome OS Project, chromeos-video@google.com"
 NAME = "video_ChromeRTCHWEncodeUsed"
 PURPOSE = "Verify that HW Encoding works for WebRTC/vp8 video."
-ATTRIBUTES = "suite:arc-bvt-cq"
+#ATTRIBUTES = "suite:arc-bvt-cq"
 TIME = "SHORT"
 TEST_CATEGORY = "General"
 TEST_CLASS = "video"