Work around the weirdness of sed(1) on Darwin.
Work around the weirdness of sed(1) on Darwin.

Fixes #94.

Change-Id: I647f8d1e99f1b5c5f36b4ea08b4740d5519e0daf
Reviewed-on: https://code-review.googlesource.com/4850
Reviewed-by: Paul Wankadia <62d4e38bb1380f055ec4b899baa75e52af09c5f7@google.com>

google/re2,google/re2,google/re2,google/re2,google/re2