Fixed an issue with the byte order of ports in KDP packets. 

I previously fixed a bug in the SocketAddress class where SocketAddress::GetPort() wasn't using ntohs() on the port number in the structures.

After fixing this, it broke places where we weren't using ntohs() and htons() correctly.

<rdar://problem/15767514>



git-svn-id: https://llvm.org/svn/llvm-project/lldb/trunk@198902 91177308-0d34-0410-b5e6-96231b3b80d8