adhd: fix build time error with clang.
the audio_thread_unittest.cc includes audio_thread.c.
Inside audio_thread.c there is a function call
cras_iodev_free_format and it does not have definition.
BUG=chromium:498015
TEST=FEATURES="test" CC=x86_64-cros-linux-gnu-clang
CXX=x86_64-cros-linux-gnu-clang++ emerge-amd64-generic adhd
Change-Id: Ic4e2eb3a36ef321438b506def990f74b8d955593
Reviewed-on: https://chromium-review.googlesource.com/276363
Reviewed-by: Dylan Reid <dgreid@chromium.org>
Commit-Queue: Yunlian Jiang <yunlian@chromium.org>
Tested-by: Yunlian Jiang <yunlian@chromium.org>
1 file changed