coverage: Copy test results if only one shard ran

This restores behavior which was removed in
That CL unintentionally broke builds, and followup CLs to that CL took
longer than expected to land.

Bug: 923711
Change-Id: I1649b39cf9c30a2fd37499986f0db3998d87956b
Auto-Submit: Stephen Martinis <>
Commit-Queue: Yuke Liao <>
Reviewed-by: Yuke Liao <>
Cr-Commit-Position: refs/heads/master@{#654029}
1 file changed