Added missing TODOs in the beamformer unit test code.

webrtc/modules/audio_processing/beamformer/nonlinear_beamformer_unittest.cc

Index: webrtc/modules/audio_processing/beamformer/nonlinear_beamformer_unittest.cc
diff --git a/webrtc/modules/audio_processing/beamformer/nonlinear_beamformer_unittest.cc b/webrtc/modules/audio_processing/beamformer/nonlinear_beamformer_unittest.cc
index 552422ce3aa894af9e52ef3248b7bb6a68c0858b..5bb907dfb390c93f620211eed9d03b8461ea9571 100644
--- a/webrtc/modules/audio_processing/beamformer/nonlinear_beamformer_unittest.cc
+++ b/webrtc/modules/audio_processing/beamformer/nonlinear_beamformer_unittest.cc
@@ -247,6 +247,12 @@ TEST(NonlinearBeamformerTest, InterfAnglesTakeAmbiguityIntoAccount) {
   }
 }
 
+// TODO(peah): Add bitexactness tests for scenarios with more than 2 input

[aluebs-webrtc, 2016/03/29 18:59:48]

Maybe move this TODO above CreateArrayGeometry?

[peah-webrtc, 2016/03/29 21:05:01]

Done.

+// channels.
+
+// TODO(peah): Reenable all bitexactness tests once the division-by-zero issue
+// has been resolved.
+
 // TODO(peah): Investigate why the nonlinear_beamformer.cc causes a DCHECK in
 // this setup.
 TEST(BeamformerBitExactnessTest,