Remove unnecessary check for 0 batteries.

This check was made obsolete by crrev.com/c/1425726, but not removed
at that point. As a result, no further work is done on devices without
batteries.

Bug: 995808
Change-Id: I4a927b8f45723dccdfee198c789bed13003a0e12
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1762240Reviewed-by: Sergey Poromov <poromov@chromium.org>
Commit-Queue: Denis Kuznetsov <antrim@chromium.org>
Cr-Commit-Position: refs/heads/master@{#688650}

chrome/browser/chromeos/policy/status_collector/device_status_collector.cc

@@ -1236,9 +1236,6 @@ void DeviceStatusCollector::SampleProbeData(
   if (result.value().error() != runtime_probe::RUNTIME_PROBE_ERROR_NOT_SET)
     return;
 
-  if (result.value().battery_size() == 0)
-    return;
-
   for (const auto& battery : result.value().battery()) {
     if (battery.name() != kGenericDeviceName)
       continue;