Update perf-dashboard config to start upload results for new 4k content
benchmark.

BUG=chromium:344576

TEST=perf_uploader_unittest.py

Change-Id: Ie7a6fe4a56e6288ad568190dab7c19b099958dbd
Reviewed-on: https://chromium-review.googlesource.com/186936
Tested-by: Anand Chakravarty <anandc@google.com>
Reviewed-by: Fang Deng <fdeng@chromium.org>
Commit-Queue: Anand Chakravarty <anandc@google.com>
diff --git a/tko/perf_upload/perf_dashboard_config.json b/tko/perf_upload/perf_dashboard_config.json
index 9999ede..37705d1 100644
--- a/tko/perf_upload/perf_dashboard_config.json
+++ b/tko/perf_upload/perf_dashboard_config.json
@@ -165,6 +165,11 @@
     "dashboard_test_name": "media.tough_media_cases"
   },
   {
+    "autotest_name": "telemetry_Benchmarks.media.chromeOS4kOnly.tough_video_cases",
+    "master_name": "ChromiumPerf",
+    "dashboard_test_name": "media.tough_media_cases"
+  },
+  {
     "autotest_name": "telemetry_Benchmarks.memory.top_25",
     "master_name": "ChromiumPerf",
     "dashboard_test_name": "memory.top_25"