Fixed the build to reflect the removal of OperatingSystem/Darwin-Kernel in r180993.



git-svn-id: https://llvm.org/svn/llvm-project/lldb/trunk@181024 91177308-0d34-0410-b5e6-96231b3b80d8
Fixed 'command script import' by eliminating the shadowing of basename.

Reviewed by: Daniel Malea


git-svn-id: https://llvm.org/svn/llvm-project/lldb/trunk@181027 91177308-0d34-0410-b5e6-96231b3b80d8