tree c2627ab69055f67450c912b2590a52a7c690b7ac
parent ddb87597bb1390b30ea99f1fd84fb7d5dcffb478
author Jacob Marble <jacobmarble@google.com> 1454450543 -0800
committer Jacob Marble <jacobmarble@google.com> 1454459670 +0000

Make internal googletest optional.

Useful for packaging, when target already has a googletest package. To
use:
make USE_INTERNAL_GTEST=0

Change-Id: I67620288684dc4ab0b662929b2d5c29306ed585a
Reviewed-on: https://weave-review.googlesource.com/2465
Reviewed-by: Vitaly Buka <vitalybuka@google.com>