RFR: 8262094: Handshake timeout scaled wrong

[Robbin Ehn]

Parameter HandshakeTimeout is in milliseconds.
Internally we use nanoseconds.
HandshakeTimeout must be scaled to nanoseconds.

Passes T1

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Commit messages:
 - Use millis_to_nanos

Changes: https://git.openjdk.java.net/jdk/pull/2666/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jdk&pr=2666&range=00
  Issue: https://bugs.openjdk.java.net/browse/JDK-8262094
  Stats: 2 lines in 1 file changed: 1 ins; 0 del; 1 mod
  Patch: https://git.openjdk.java.net/jdk/pull/2666.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk pull/2666/head:pull/2666

PR: https://git.openjdk.java.net/jdk/pull/2666