Github user srowen commented on a diff in the pull request:
https://github.com/apache/spark/pull/5236#discussion_r28196802
--- Diff: core/src/main/scala/org/apache/spark/util/Utils.scala ---
@@ -22,9 +22,11 @@ import java.lang.management.ManagementFactory
import java.net._
import java.nio.ByteBuffer
import java.util.{Properties, Locale, Random, UUID}
-import java.util.concurrent.{ThreadFactory, ConcurrentHashMap, Executors,
ThreadPoolExecutor}
+import java.util.concurrent._
import javax.net.ssl.HttpsURLConnection
+import org.apache.spark.network.util.JavaUtils
--- End diff --
Tiny, but this import is not in the right place. If we're doing another
pass, might be worth a fix.
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