Import upstream change: (dc) Use DatagramChannel.receive() instead of read() in connect()

Upstream change:

    8053963: (dc) Use DatagramChannel.receive() instead of read() in connect()
    Reviewed-by: chegar, alanb

    http://hg.openjdk.java.net/jdk8u/jdk8u/jdk/rev/eaaa9a04b9fd

Bug: 29067535
Test: Passes CTS java.net tests
Change-Id: I39dc432e4192640eaa0a7706f2d493292f344c15
2 files changed