tree 47b0f8679ea55461a0d2a93c18446eff4fd9687e
parent 3101e7337cdade287bdba97dd7c08ee5d4c14587
author Jisi Liu <jisi.liu@gmail.com> 1445290860 -0700
committer Jisi Liu <jisi.liu@gmail.com> 1445290860 -0700

Allow include to be None.

This enables the use case where all the paths are relative to the
workspace root, e.g.

foo/bar/BUILD
       /foo.proto -- package foo.bar

would generate the message correctly.