Treat plugins as host tools.
Treat plugins as host tools.

As a followup to ca3ead7745581b24d9e84471b5dee6921fcd369d, treat plugin executables as well as protoc as host tools.

google/protobuf,google/protobuf,google/protobuf,google/protobuf,google/protobuf,google/protobuf,google/protobuf,google/protobuf,google/protobuf,google/protobuf,google/protobuf