Fixed the error message:
Fixed the error message:

./build-swig-Python.sh: line 76: INTERFACE_FILES: command not found

when running SWIG, which was introduced during the last checkin.


git-svn-id: b33bab8abb5b18c12ee100cd7761ab452d00b2b0@139376 91177308-0d34-0410-b5e6-96231b3b80d8

llvm-mirror/lldb,apple/swift-lldb,llvm-mirror/lldb,apple/swift-lldb,llvm-mirror/lldb,apple/swift-lldb,apple/swift-lldb,llvm-mirror/lldb,llvm-mirror/lldb,apple/swift-lldb,apple/swift-lldb