Pull the Voice Activity Detector out from the AGC

webrtc/modules/audio_processing/BUILD.gn

Index: webrtc/modules/audio_processing/BUILD.gn
diff --git a/webrtc/modules/audio_processing/BUILD.gn b/webrtc/modules/audio_processing/BUILD.gn
index 092be1ef14356c5b61170b8f20ac743cb16eee20..e60f5dca5dbd0cc06865a7df556384288743f353 100644
--- a/webrtc/modules/audio_processing/BUILD.gn
+++ b/webrtc/modules/audio_processing/BUILD.gn
@@ -38,17 +38,9 @@ source_set("audio_processing") {
     "aecm/include/echo_control_mobile.h",
     "agc/agc.cc",
     "agc/agc.h",
-    "agc/agc_audio_proc.cc",
-    "agc/agc_audio_proc.h",
-    "agc/agc_audio_proc_internal.h",
     "agc/agc_manager_direct.cc",
     "agc/agc_manager_direct.h",
-    "agc/circular_buffer.cc",
-    "agc/circular_buffer.h",
-    "agc/common.h",
     "agc/gain_map_internal.h",
-    "agc/gmm.cc",
-    "agc/gmm.h",
     "agc/histogram.cc",
     "agc/histogram.h",
     "agc/legacy/analog_agc.c",
@@ -56,18 +48,8 @@ source_set("audio_processing") {
     "agc/legacy/digital_agc.c",
     "agc/legacy/digital_agc.h",
     "agc/legacy/gain_control.h",
-    "agc/noise_gmm_tables.h",
-    "agc/pitch_based_vad.cc",
-    "agc/pitch_based_vad.h",
-    "agc/pitch_internal.cc",
-    "agc/pitch_internal.h",
-    "agc/pole_zero_filter.cc",
-    "agc/pole_zero_filter.h",
-    "agc/standalone_vad.cc",
-    "agc/standalone_vad.h",
     "agc/utility.cc",
     "agc/utility.h",
-    "agc/voice_gmm_tables.h",
     "audio_buffer.cc",
     "audio_buffer.h",
     "audio_processing_impl.cc",
@@ -121,6 +103,26 @@ source_set("audio_processing") {
     "utility/delay_estimator_internal.h",
     "utility/delay_estimator_wrapper.c",
     "utility/delay_estimator_wrapper.h",
+    "vad/common.h",
+    "vad/gmm.cc",
+    "vad/gmm.h",
+    "vad/noise_gmm_tables.h",
+    "vad/pitch_based_vad.cc",
+    "vad/pitch_based_vad.h",
+    "vad/pitch_internal.cc",
+    "vad/pitch_internal.h",
+    "vad/pole_zero_filter.cc",
+    "vad/pole_zero_filter.h",
+    "vad/standalone_vad.cc",
+    "vad/standalone_vad.h",
+    "vad/vad_audio_proc.cc",
+    "vad/vad_audio_proc.h",
+    "vad/vad_audio_proc_internal.h",
+    "vad/vad_circular_buffer.cc",
+    "vad/vad_circular_buffer.h",
+    "vad/voice_activity_detector.cc",
+    "vad/voice_activity_detector.h",
+    "vad/voice_gmm_tables.h",
     "voice_detection_impl.cc",
     "voice_detection_impl.h",
   ]