Revert "Pull the Voice Activity Detector out from the AGC"

webrtc/modules/audio_processing/agc/gmm_unittest.cc

 /*
  *  Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#include "webrtc/modules/audio_processing/vad/gmm.h"
+#include "webrtc/modules/audio_processing/agc/gmm.h"
 
 #include <math.h>
 
 #include "testing/gtest/include/gtest/gtest.h"
-#include "webrtc/modules/audio_processing/vad/noise_gmm_tables.h"
-#include "webrtc/modules/audio_processing/vad/voice_gmm_tables.h"
+#include "webrtc/modules/audio_processing/agc/noise_gmm_tables.h"
+#include "webrtc/modules/audio_processing/agc/voice_gmm_tables.h"
 
 namespace webrtc {
 
 TEST(GmmTest, EvaluateGmm) {
   GmmParameters noise_gmm;
   GmmParameters voice_gmm;
 
   // Setup noise GMM.
   noise_gmm.dimension = kNoiseGmmDim;
   noise_gmm.num_mixtures = kNoiseGmmNumMixtures;
@@ skipping 28 matching lines @@
   EXPECT_LE(relative_error, kAcceptedRelativeErr);
 
   // Test Noise.
   pdf = EvaluateGmm(kXNoise, noise_gmm);
   EXPECT_GT(pdf, 0);
   relative_error = fabs(pdf - kPdfNoise) / kPdfNoise;
   EXPECT_LE(relative_error, kAcceptedRelativeErr);
 }
 
 }  // namespace webrtc