On windows a socket and file descriptor aren't the same kind of handle, pass the type to Close so it uses the right api to close it.

git-svn-id: https://llvm.org/svn/llvm-project/lldb/trunk@191446 91177308-0d34-0410-b5e6-96231b3b80d8
On Windows MapViewOfFile requires the offset to be aligned on the system dwAllocationGranularity

git-svn-id: https://llvm.org/svn/llvm-project/lldb/trunk@191447 91177308-0d34-0410-b5e6-96231b3b80d8